1) heavy brushed cotton twill 2) flat and 3D embroidery on peak, 3) velcro closure on ... such as -Cotton,Canvas,Polyester,Lycra etcBack ClosureVelcro back strap with flat embroideryBrass,Plastic ,Velcro,Metal buckle.Any kind of back strap ... s requested.LogoFlat embroidery and TPU embossed logoPrinting,Applique Embroidery,Flat Embroidery etc.Please provide your artwork,pictures or original ...