Simply the best kids sun hat we have found. It is UPF50+, most importantly it keeps the sun off your child's face and neck allowing them to play safely in the sun. The Infant SunSpout hat is a mini version of the best-selling Kids’ Play Hat, the super soft fabrics and construction keep your little-little ones comfy and shaded from the sun. Designed with an infant’s needs in mind, this hat packs up in a nappy bag, transitions easily to a stroller with no back brim to get in the way, washes up like a breeze, and adjusts with baby’s growing head. The easy chinstrap ensures zero fuss with putting it on or taking it off! Free delivery on all our sun hats! Sizing 0 - 6 months (38cm - 44cm)6 - 12 months (44cm - 47cm) See last image for how to measure (widest part of head: around forehead and above ears). Sizing is adjustable for perfect size even as your child grows. Features UPF 50+ Sun Rating 2" Crushable Brim and 4¼" Neck Cape 100% Recycled Wicking Fabric Lightweight Breathable Fabric Quick Release Chinstrap Stroller Friendly Comfort Fit Stretch for Growing Heads Soft Interior for Delicate Skin Packable/Crushable Washable bluesign® Certified Main Body Fabric Weight: 0.8 ounces/22.7 grams Care and Content Fabric content: Main Fabric: 100% Polyester Washing and care instructions: Hand wash cold, line dry. Do not bleach, iron, or dry clean. Packing Instructions: Crushable