One side is Velcro Hook, the other side is Velcro Loop.
You may also cut the size for your need.
To wrap it with Magazines, Box and Strap.
The Load of Velcro is about 3.8 kg Item.
Build: INVISTA 1000D CORDURA® Nylon
Over All Size : 914mm x 30mm x 2mm
Item Weight(gram) : 14