Employed thickened resilient grid fabric to effectively achieve burdens alleviation and perspiration. Thickened Padded Shoulder Strap also employ this fabric for relieving shoulder muscles and spinal pressure. This shoulder bag also equipped with steady nylon buckle. Sliding adjustment system on shoulder and chest position can be rapidly adjusted to cater user's own needs and fit different figure. Tactical assault backpack has molle system, Molle webbing throughout for attaching additional tactical pouches or gear as a 3 day assault pack bug bag backpack molle hunting backpack.