GZMM Baby Reversible Sun Protection Beach Bucket Hat UPF 50+ 100% cotton, unisex-baby Soft and breathable material, Korea design Reversible 2 hats in 1 with pull-through, stay put tie straps Babies have sensitive skin and sensitive eyes, a brimmed hat could ensure they are properly protected from the sun while playing outdoors Sizes available: 50cm (19.7 inches) fits 6-18 months; 52cm(20.5") fits 18-36 months, 54cm(21.25") fits 3-4yrs