Baby head bump prevention helmet. I bought this a few months ago and used it a few times, but my baby didn't like it, so I'm selling it. I washed it with baby detergent, so the chin strap is wrinkled, but I think it will go back to normal with an iron! There are no noticeable scratches or stains, but please refrain from purchasing if you are sensitive to used items, as it has been stored by a private individual. Please check the condition in the photos and purchase with the understanding that it is a used item. Returns and exchanges are not accepted after the item has been shipped. 【Product Details】 Brand: kerätä Cherry pattern Head circumference: 42cm〜50cm Depth: 13cm Weight: 65g Thickness: 2cm Material: Outer fabric...Cotton (gauze) ※ Breathable double-layered Ibul Inside...Polyurethane Mesh fabric...Polyester