This option will add a mesh bottom pocket to your pack. The pocket is made out of tough Venom Mesh Fabric which is abrasion resistant and still has some sretch to it. This pocket is great for accessing gear or snack on the go while hiking. 
 
The pocket comes default with a large opening on the right hand side and a small trash port on the left hand side. 
 
Weight:
1-1.5oz depending on pack model.