Pairs with Silipint 8oz cups. This 100% silicone travel lid fits snugly overtop of the 8oz Kid's Tumblers and stemless wine glasses. Be worry-free with the Half Pint + Lid combo that can keep up with the adventures of your kiddo. There is a built-in straw hole that works perfectly with our Silistraws. Plus, there is a push/pull tab to assist with spill-resistant drinking. Silipint lids are durable, eco-friendly and will never wear out. Silipints will not break, crack, chip, dent, fade or scratch. Silipints are safe and built to last, made of 100% food-grade, platinum-cured silicone that is free of chemicals. Silicone is made from materials that exist in abundance - the same materials that make up a huge percentage of the earth's crust. Silipints are made of 100% food-grade, Fda approved, platinum-cured silicone that is free of Bpa, Bps and phthalates. Life should be fun and functional