Ub2 Unisex-Baby Newborn Majesty Skibonnet Hat 100% Cotton Shell/100% Polyester Lining Machine Wash Our totally reversible, 100% cotton bonnet was designed by a mom and features unique and original combinations of ultra-hip, mod fabrics and are 100% handmade in the usa An adjustable snap chin-strap allows flexible sizing and a comfortable and secure fit; your ub2 will stay on Our distinctive, wide and protective brim shields baby from the elements and allows discrete breastfeeding without forcing mom to hide behind a blanket or cape, machine wash, line dry if possible or tumble dry low Urban baby bonnets work wonderfully in front or rear facing baby carriers and in baby slings; our special design and customizable fit mean that your ub2 wont flop or slide down into babys eyes For best fit, measure around the widest part of the head and choose the closest size in inches. the bonnet should fit snugly and comfortably under the chin, and should fully cover the ears, do not allow your baby to chew on the straps or snaps