... of sample offer and massive production.9) Ideal for promotion activity as gift. ItemContentOptional1. Product NameSports Cap2 ... 's demand such as AZD-Free material,Canvas,Polyester,Acylic etc5. Back ClosureVelcroBrass,Plastic, ,Velcro,Metal ... , risk control) Material advise.Polyester(cheap) – mainly for snapback hat , baseball capAcrylic(cheap) – mainly for snapback hatCotton(brushed ,washed ,twill ...