... . 3. New design available every year. 4.OEM & ODM fashional wool flat baseball caps with 3D embroidery logo 1,100 ... % wool fabric, back closure: buckle/velcro/fabric strape or snap back. ... a good friend, in China. ItemsDetailsOptional Fabric 100% wool Other material also available. wool, T/C, polyester, acrylic, canvas, denim, camouflage, washed ...