Keep bottles clean and always within reach with this fun and durable, non-toxic wipe able lining zip case and tough outer shell that securely attaches to a diaper bag, tote or stroller. Easy to clean. Holds one large 9 oz bottle with tall caps or sippy cup or two small bottles. Keeps items cool or warm up to 2-3 hours. Outside lining material is 100% Polyester and features a fun saying for mom. Hand wash preferred. Do not bleach or dry clean. Warm iron.