Features: 1)Fabric composition: 100% Tyvek 2)Non-woven fabric 3)Waterproof feature 4)With block sunshine and heat insulat Tyvek Baseball Cap(designer hat,soccer cap ,nonwoven cap,sports cap,) Features:1)Fabric composition: 100% Tyvek 2)Non-woven fabric 3)Waterproof feature 4)With block sunshine and heat insulation 5)Packing: 1 piece/polybag