... 1.Material: cotton twill,AZD-Free material,canvas,polyester,acylic,mesh,bamboo,wool etc; 2.Construction: any constructions,designs and ... shapes are available; 3.Back Closure: velcro strap ,plastic snap ,metal buckle,plastic buckle, ... city, Fujian povince .We are a leader in manufacturing high quality hats and caps.With an experienced and professional team ...