This is a set of 7pcs cat litter filter bags, which are made of premium plastic material, safe and sturdy for a long time use. The design of the hidden pull strap is practical and beautiful and will not cause the litter box to run around because of hooking the pet's feet. Safe and practical. Features - Color: White. - Material: Plastic. - Made of premium plastic material, safe and sturdy for a long time use. - The design of the hidden pull strap is practical and beautiful and will not cause the litter box to run around because of hooking the pet's feet. - The large hole will not be blocked by the cat litter when it is lifted without clogging. - Easy to lift and will not easily break and cause an awkward situation. - The automatic closing design can be taken away with just one lift.