A box of Fresh Step Extreme Clump Advanced cat litter and a new box of the same litter showing how the litter packaging has changedA box of Fresh Step Extreme Clump Advanced cat litter and a new box of the same litter showing how the litter packaging has changed
A box of Fresh Step Extreme Clump Advanced cat litter on a blue backgroundA box of Fresh Step Extreme Clump Advanced cat litter on a blue background
A woman playing with her cat in a a living room. The words "Even your cat's impressed" regarding Extreme Clump's tight-clumping.A woman playing with her cat in a a living room. The words "Even your cat's impressed" regarding Extreme Clump's tight-clumping.
Clumps stronger than corn-based litter. Two scoopers showing the compact scooping of Fresh Step vs the leading competitorClumps stronger than corn-based litter. Two scoopers showing the compact scooping of Fresh Step vs the leading competitor
A cat scratching at cat litter and the words "Paw-activated odor control"A cat scratching at cat litter and the words "Paw-activated odor control"
A comparison chart of Fresh Step litters, the odor-fighting guarantees and special featuresA comparison chart of Fresh Step litters, the odor-fighting guarantees and special features
A woman playing with her cat. A pink panel on the right side with claims: tight clumps, powerful odor control, multi-cat strength, low dustA woman playing with her cat. A pink panel on the right side with claims: tight clumps, powerful odor control, multi-cat strength, low dust
A close up of the bits that make up Fresh Step cat litter: ammonia blockers, naturally strong clay, odor-eliminating carbonA close up of the bits that make up Fresh Step cat litter: ammonia blockers, naturally strong clay, odor-eliminating carbon
Two cats looking at their owner as litter is poured into a litter box. Instructions for how to use in 3 steps below.Two cats looking at their owner as litter is poured into a litter box. Instructions for how to use in 3 steps below.
A woman snuggling her cat. The review above says "It has been a nose saver! I no long have to clean the litter box 2–3 times a day."A woman snuggling her cat. The review above says "It has been a nose saver! I no long have to clean the litter box 2–3 times a day."
A box of Fresh Step Extreme Clump Advanced cat litter and a new box of the same litter showing how the litter packaging has changedA box of Fresh Step Extreme Clump Advanced cat litter and a new box of the same litter showing how the litter packaging has changed
A box of Fresh Step Extreme Clump Advanced cat litter on a blue backgroundA box of Fresh Step Extreme Clump Advanced cat litter on a blue background
A woman playing with her cat in a a living room. The words "Even your cat's impressed" regarding Extreme Clump's tight-clumping.A woman playing with her cat in a a living room. The words "Even your cat's impressed" regarding Extreme Clump's tight-clumping.
Clumps stronger than corn-based litter. Two scoopers showing the compact scooping of Fresh Step vs the leading competitorClumps stronger than corn-based litter. Two scoopers showing the compact scooping of Fresh Step vs the leading competitor
A cat scratching at cat litter and the words "Paw-activated odor control"A cat scratching at cat litter and the words "Paw-activated odor control"
A comparison chart of Fresh Step litters, the odor-fighting guarantees and special featuresA comparison chart of Fresh Step litters, the odor-fighting guarantees and special features
A woman playing with her cat. A pink panel on the right side with claims: tight clumps, powerful odor control, multi-cat strength, low dustA woman playing with her cat. A pink panel on the right side with claims: tight clumps, powerful odor control, multi-cat strength, low dust
A close up of the bits that make up Fresh Step cat litter: ammonia blockers, naturally strong clay, odor-eliminating carbonA close up of the bits that make up Fresh Step cat litter: ammonia blockers, naturally strong clay, odor-eliminating carbon
Two cats looking at their owner as litter is poured into a litter box. Instructions for how to use in 3 steps below.Two cats looking at their owner as litter is poured into a litter box. Instructions for how to use in 3 steps below.
A woman snuggling her cat. The review above says "It has been a nose saver! I no long have to clean the litter box 2–3 times a day."A woman snuggling her cat. The review above says "It has been a nose saver! I no long have to clean the litter box 2–3 times a day."
FRESH STEP™

Extreme Clump Advanced Scented Cat Litter

Advanced formulation with more Ammonia Block Technology* for powerful odor control.

Make your litter box scooping routine clean and easy with Fresh Step Extreme Clump Advanced Scented Cat Litter. This clay cat litter forms tight clumps for easy scooping and uses odor-eliminating carbon. This proprietary litter blend is an Advanced formulation with more Ammonia Block Technology* for powerful odor control that lasts 15 days. Made with natural clay enhanced with odor-fighting power, this low-dust formula ensures clean surfaces and a pleasant experience for both you and your cat. Compatible with most automated litter boxes, this clay litter forms strong clumps for easy cleanouts. Strong enough for multi-cat households, one box of this clay clumping cat litter lasts about one month per cat based on average purchase cycles.

Available Sizes: 2 pack of 18.5 Lbs

* vs. Fresh Step Extreme Clump.
† To confirm compatibility, please contact your automated litter box manufacturer before use.
‡ Original receipt/UPC required, submit refund request within 60 days of purchase. Full terms and instructions: Fresh Step website/FAQs.

Highlights

Tight clumps

Tight Clumps

15 Day Odor Control Guaranteed

15-Day Odor Control Guaranteed

An illustration representing low-dust formula

Low-Dust Formula

a flower representing scent

Scented

Extreme Clump Cat Litter

Make your litter box scooping routine clean and easy with Fresh Step Extreme Clump Scented Cat Litter.

15 Days of Odor Control

Fresh Step Extreme Clump Advanced Scented Cat Litter features a powerful formulation ideal for multi-cat households and delivers 15 days of odor control.

Advanced Formulation

This proprietary litter blend features an Advanced formulation with more Ammonia Block Technology* for powerful odor control.

Tight Clumps

This clumping cat litter is made with high-quality clay for tight clumps and easy clean up, all in a low-dust formula that makes for a pleasant experience for you and your cat .

Paw-Activated Febreze Freshness

Science-backed innovations like paw-activated freshness and activated carbon deliver a proactive, superior litter experience that works the moment your cat steps in.

Cat watching its person fill a box with litter

1 Fill

Fill your clean litter box with 3–4 inches of Fresh Step litter. Pour litter no more than a few inches from the box OR keep the carton close to the box when pouring litter.

A woman removing clumps of litter from a litter box while two cats look on

2 Remove

Litter quickly forms a clump around liquid waste. Remove clumps and solids daily, and dispose of in trash. Do not flush.

A cat paw scratching litter

3 Add

Add more Fresh Step clumping cat litter to refresh your litter box. Maintain level of litter at 3–4 inches.

Tough on odors. Easy on you.

Even your cat’s impressed: Fresh Step litter brings you the latest in odor control technology.

Compare your odor fighter 🐈

A box of Fresh Step cat litter with Extreme Mountain Spring scent

Fresh Step

Extreme Clump Advanced

main feature

Tight Clumps

odor control

15-Day Odor Control Guaranteed

third feature

Low-Dust Formula

Fresh Step Heavy Duty cat litter

Fresh Step

Heavy Duty Odor Block

main feature

3X Odor-Eliminating Carbon*

odor control

30-Day Odor Control Guaranteed§

third feature

Fights Ammonia Odors Before They Start

Fresh Step Triple Action package of 4 bags equalling 38 lb

Fresh Step

Triple Action

main feature

Helps Eliminate Odors on the Litter from Urine, Feces & Bacteria

odor control

15-Day Odor Control Guaranteed

third feature

4 Easy-to-Pour Pouches

A box of Fresh Step Ever Fresh cat litter

Fresh Step

Ever Fresh

main feature

Ultra-Absorbent Microgranules Help Reduce Changeouts

odor control

21-Day Odor Control Guaranteed

third feature

Tight, Surface-Level Clumps

A box of Fresh Step cat litter Simply Unscented

Fresh Step

Simply Unscented Advanced

main feature

Prevents Bacterial Odor Growth on the Litter

odor control

15-Day Odor Control Guaranteed

third feature

Low-Dust Formula

#IsItCrazyorIsItLove

Product FAQs

Fresh Step™ Extreme Clump Advanced is designed for next-level odor control and clumping performance. With advanced Ammonia Block Technology and odor-eliminating carbon, it neutralizes tough smells before they start and forms tight clumps for easy cleanup. Perfect for multi-cat homes, it’s a step up from basic litter for a cleaner box and a happier kitty.

Enjoy up to 15 days of guaranteed odor control, even in busy multi-cat households. Our advanced formula works around the clock to keep your litter box fresh, so you can spend less time worrying about odors and more time enjoying your cats.

Ammonia Block Technology neutralizes tough ammonia odors before they start, helping your home stay clean and fresh. It’s a science-backed innovation that works every time your cat uses the box.

Absolutely! Our high-quality clay and ClumpLock™ technology create tight clumps that lock in moisture and odors, making scooping quick and mess-free. No sticky residue or crumbling clumps—just easy cleanup.

Yes! This litter is specially formulated for multi-cat households, delivering strong odor control and superior absorbency to handle even the busiest litter boxes.

The Advanced formula includes more Ammonia Block Technology* and odor-eliminating carbon, delivering longer-lasting freshness and tighter clumps compared to older formulas.

* vs. Fresh Step Extreme Clump.

Yes! Its superior absorbency means you’ll need to change the litter box less often, making life easier for busy cat parents.

Yes. Fresh Step™ Extreme Clump Advanced works with most automated litter boxes. To confirm compatibility please contact your automated litter box manufacturer before use.

Yes, it features Febreze Freshness — a light, clean scent that’s pleasant but never overpowering. The fragrance is designed to keep your home smelling fresh while keeping your kitty comfortable.

Definitely! The low-dust formula helps keep your home clean and your cat’s paws comfortable, reducing mess around the litter box.

Every time your cat steps into the box, paw-activated freshness releases a burst of odor-fighting power. It’s a smart, science-backed way to keep things fresh with every use.

Yes! The packaging is designed for convenience, making it easy to pour, store, and handle — even for busy cat parents.

As with all cat litters, wash your hands thoroughly after handling used litter. Cat feces can transmit toxoplasmosis, so extra care is recommended for pregnant women and immunosuppressed persons.

Fresh Step™ Extreme Clump Advanced is the latest evolution of the Extreme Mountain Spring line, featuring enhanced technology and improved performance. If you’re switching from a previous version, you’ll notice better odor control and longer-lasting freshness.

For cat parents who want a little extra help fighting litter box odors, choose Extreme Clump Advanced for superior odor control, easy maintenance, and a cleaner, happier home. It’s trusted by cat lovers and designed to keep both you and your kitty smiling.