PortaPocket Accessories: Tall Pocket for EpiPens or Sunglasses. Slips Onto Your Belt or Works on Ours! Sweat Resistant, Washable Neoprene. Versatile as designed for use on thigh, calf, arm or waist Detachable, sealable pocket has belt-loop style mounting and slides onto any PortaPocket strap/belt (sold separately), or use your own belt instead Comfortable, washable neoprene Streamlined and lightweight to wear under or over the clothing Includes 7.25 inch high by 2.875 inch wide pocket