... baseball caps1.colors: any pantone color (blue, white, black, red, orange, etc)2.size: for adult/youth/baby, for ... etc3.logo: embroidery, heat transfer,print,patch4.Strap: metal buckle, brass buckle, velcro, leather, elastic, etc5.OEM is available6.Sample for ... , Polyester, Acrylic and etc4 back closureVelcroPlastic, Velcro, Metal buckle, elastic. And any kind of back strap closure5.VisorPre-curved ...