Straps are PP, as well.
B.A.G. Corp.: FIBC container
Stable and stackable, the McSack(TM) from B.A.G. (Dallas, TX) is ideal for products with low bulk densities. Made of woven PP, the McSack(TM) has a spread- strap-lift loop design and can contain 25% to 30% more than a conventional Super Sack® container of the same height.