This pet bowl is made with high quality flexible Food - Grade silicone, 100% Lead-free, BPA Free. The bottom of the bowl can be customized. Easy for storage and transportation. The bowls include color-matching carabiners. You can clip it or collapse it to your backpack, purse, dog travel crate, dog training leash or collapse flat for your pocket, stroller, glove box and more! Terrific pet supplies for pet water bowl or pet travel bowl.