Wood plastic composite ( wpc ) is made from environmentally friendly materials and recycle are made of wood powder with plastic , eco-friendly , waterproof , anti termite and cost-effective For decking solid : 290cm x 15cm x 2, 5 cm = 13 kg/ pieces. For decking holow : 290cm x 15cm x 2, 5 cm = 7, 28 kg/ pieces. Note : demand on request buyer min order 2 container