Pre-curved short peak with 4 stitch lines. Easy tear release size adjuster. Flat stictched seam.Decoration Guidelines:Decorating methods: Embroidery. Decorators access point: Open Washing Instructions Sponge clean only, do not bleach, do not iron, do not dry clean, do not tumble dry. - Pre-curved short peak with 4 stitch lines. Easy tear release size adjuster. Flat stictched seam.Decoration Guidelines:Decorating methods: Embroidery. Decorators access point: Open Washing Instructions Sponge clean only, do not bleach, do not iron, do not dry clean, do not tumble dry.