... duarable good anti-cracking strength,environmentally-friendly. 2Available machine & man hand wrap film The thinnest thickness we can do is 13 ... Add metallocene to inhance anti puncthure SGSWe are specialize in hand stretch film, machine stretch film, coloured stretch film and silage ... orGW 2.9kg, NW 2.4kgPeculiaritySelf- adhesive, non-toxic, water proof Thickness (u)17u, 18u, 20u, 23u, 30u,35u, 40u, ...