Size: S - 3.94x4.13in M - 6.89x6.30in L - 11.81x9.45in No More Mess -- Hold grass in place and keep the cage clean, fresh, no more mess and minimizing the waste, protect it from urine or feceshelp pet develop good eating habits without getting dirty. HANGING DESIGN -- Each hay bag is equipped with 2 metal buckles that you can hang it on the pet cage or other places with hooks. Lightweight and foldable, you can carry it with ease and fold it up for storage when not in use, taking up less space. SUPERIOR MATERIAL -- Eco-friendlydurable, non-toxic and no pungent odor, 100% safe for small pet,easy cleaning.And the hay bag features a strip of sturdy magic sticker across the top so that you can prevent your furry friend from getting inside the bag