Elbebe 2 Silicone Stackable Fidget Tank/UFO BPA Free Stackers 6 Months-4 Years These are silicone tank and UFO stacking toys for toddlers. These types of toys are designed to promote problem-solving, coordination, and fine motor skills. They are made from food-grade silicone, which is safe for babies to chew on and is easy to clean. •No BPA, No Bisphenol A, No Phthalates •100% Food Grade Silicone •Dishwasher Safe •Microwave Safe •Boil Safe •Temperature Resistant up to 428°F Dimensions: Length: 3.1" Width: 2" Hight: 2.4" Weight: 3.7 oz