plastic button 1) Material: resin,polyester 2) 2-hole or 4-hole, 14L-60L,Down hole 3)according to customer's request. 1 ... ,resin,polyester2) Size and color according clients' requirement3) logo and Customer's designs are available4)sample available5)sample time:3-5days2 ... European Standards and Environmentally-friendly Standards3.Certificate 4 holes plastic button