Come and see our amazing products. This baby sun hat is adjustable with an adjustrable chin strap. The fabric is 100% cotton, so it's breathable and lightweight. And the wide birm can protect eyes and face from the sun. The usual size S(18"-19.6"), M(19.6"-21.2"), XS(17.3"-18"). You can custom your own logo to make your brand visible. Pls confirm with us about the packing info, stock color and exact production time before placing your order.