Arm & Hammer Multi-Cat Clump and Seal Complete Odor Sealing Cat Litter Brand_Arm & Hammer Two fingers should fit beneath

Two fingers should fit beneath the collar and neck to ensure it's not too tight

Large front access door measures 10 1/4"  long x 11 1/2" high

Large aquariums feature one-piece center-braced frames that eliminate glass bowing

CF400UVMKII Canister Filter 4-Stage w/ Vortex Prime & UV 9W - 370 gph

Arm & Hammer Multi-Cat Clump and Seal Complete Odor Sealing Cat Litter Brand_Arm & Hammer Two fingers should fit beneathARM & HAMMER Clump & Seal is a revolutionary cat litter, specially formulated to provide exceptional odor control. Moisture activated Micro Granules form a tight seal around your cat's odors while heavy duty odor eliminators and ARM & HAMMER Baking Soda destroy sealed in odors. It's the secret to keeping your house fresh for 7 days, guaranteed. 7 Day Odor Free Home Guaranteed No Crumbly Clumps Ultra Low Dust Low Tracking Your cat will love the New,