DESC: Check your local REI store for certified custom molding. Personalize your Osprey backpack with a hipbelt customized just for you. Dual-density foam can be heat molded to fit your every curve! Providing superior load support and comfort, this IsoForm hipbelt is made with 3-D dual-density foam that is contoured and anatomically shaped. The foam technology in IsoForm hipbelts allows heat-molding for a custom fit.