Features:

This is a powerful backpack with extension collar and two drawstrings on the top that can expand the pack and increase the main compartment capacity by 5 liters.
Contains 1 waist-belt pockets, 1 shoe pocket, 1 rain cover (included) compartment and two side bottle pouches.
Sternum strap with emergency whistle buckle.
Multiple attachments and straps for hanging tools, trekking pole, tents, sleeping bags.
Deep and dense padded shoulder straps and hip-belt promoting air circulation along your back and shoulders.
Trekking pole attachment and bottom loops for ice pack or hiking poles

60L Waterproof Climbing Hiking Backpack