The arctrade lens case 11 provides protection for wide angle lenses up to 12 cm 45 in long with up to 77mm filter size shade reversed the vertical opening zipper allows for easy access to your lens this case quickly attaches to any belt or to the arctrade attachment points on many tamrac bags fits 50 lens with 77mm diameter quick access ykk zipper easily attaches to belts or tamrac bags molle compatible 600d 840d weather resistant polyester