This is made with high quality silicone and safe to put in food or water. The collapsible dog bowls are great pet travel bowls, they can be used as dog food bowl, travel dog water bowl, cat food bowl. Matching carabiners clip it or collapse it to your backpack, purse, dog travel crate. The bowl's durable construction means that they can be rinsed or wiped clean after use. 5"L x 2"D. 5" L x 2" W. 5" L x 2" Diameter x 2" W