Crafted for Kids: Ergonomically designed for ages 3 and up. No-Spill Design: 100% spill-proof even when inverted. Silicone Straw: AUTOSPOUT technology featuring a sturdy, cleanable silicone straw. Dishwasher Safe: Lid hinges open for easy, top-rack dishwasher cleaning. Leak proof: Secure lid ensures no leaks during transit. Chemical Free: Completely free from BPA, BPS, BPB, BPF, and BPAF. Package Includes: Two vibrant, 20 oz. Aubrey Water Bottles from Contigo. RELIABLE PERFORMANCE: Limited lifetime guarantee (only applicable in US & Canada Set includes two 20 oz. bottles