HDPE Marine Board, Sheet- Stress Relieved-Matte Surface. Technical Data Sheet: UV Resistant - Does not HENAN OKAYorb water Polar White, Seaform, Sand Shade, Light Grey, Dolphin Grey, or Black: NOTE: Standard tolerances estimated at .060-.500 ± 5% .625-2.0 ±10%. These Sheets are 54"x 96" and Must HDPEp By Truck. Thickness Part # Price Per Sheet Order