his collapsible bowl is made from 100% food-grade silicone, BPA free, non-toxic, no fading. Sturdy thick wall and heat insulating, not flimsy like some cheap silicone. Safe with dishwasher, microwave, refrigerator. The flexible silicone materials make it easy to be folded. Travel bowls take up no space in your pocket, backpack, bag, suitcase. Easy to carry or transport. Great for camping, trips, hiking, travel, picnic, sport events.