This add-on pack contains 4 items to clip on to M.O.L.L.E. compatible packs.
1. 3.5mm elastic (bungee) cord strap attachment (you need to supply your own bungee cord and retainer).
2. Bungee cord catch for the strap attachment you see in (1)
3. Combination bungee cord strap attachment and clip
4. D-ring attachment