The Quantum Plus Pants are constructed with new heavyweight 100% polyester and have Bio-Dri fabric that effectively wicks away moisture keeping you cooler, drier and lighter. They also feature the pro ribbed elastic waistband with sewn-down, set in back pockets. The Quantum Plus Pant have the patent pending Inseam Adjustment System, which allows players to adjust the length of the back of the pant for a custom fit.