- detailed description Material : pbt(poly-butylene-terephthalate) Thickness : 0.07, 0.10, 0.12, 0.15, 0.18, 0.20, 0.23, 0.25, 0.30mm Length : 6mm ~ 15mm Curl : i, j, jc, c (standard) Packaging : 16 line in 1 case(black or white) Opp plastic bag per each tray and 10pcs individually packaged in a box. It's 430pcs in one box and weight is 16kg.