Customized Size: Suitable for Pet self cleaning litter box with poop collection bins up to 11 "L * 8 "W * 9.4 "H, L+W<19". Please measure waste bin before ordering to make sure it fits. Do not use for litter boxes that are reachable by cat's claws Convenient, No Dirty Hands: Built-in drawstring is easy to tie and carry, waste won't be exposed and scattered around when closing, keep the floor clean; just lift the drawstring to empty it quickly when removing it, no need to touch the dirty garbage bag Durable & Keep Poop Bin Fresh: Sturdy tear-resistant with a non-heat-sealed bottom that holds up to 20 lbs without breaking or leaking, keeps the bottom clean without long-lasting unpleasant odors, say goodbye to the hassle of frequent litter box cleanups Affordable and Pre-separated: 67 count per box, meets the needs of multi-cat families for 1-2 uses per week, one purchase is enough for half a year's use; with a no break points, no need to tear it off, and it can be accessed with one hand Warm Tips, After-Sales Service: To avoid accidental choking and misuse, please keep these plastic bags away from babies and children! If you receive a defective or unsuitable item please be sure to let us know and we will resolve it as soon as possible PETOCAT Cat Litter Bags for Pet Pura MAX Self-Cleaning Litter Box, Drawstring Kitty Liners for Automatic Waste Drawer Bin, Disposable Replacement Poop Trash Bag, Durable Leak-proof - 21 * 15.7 "