Material: galvanized steel, high density CFC free polyurethane foam Special hand-protection design saves fingers from clipping Steel sealing structure of side rails protects hands from door panel With spring break protection VL-designed steel cable can be used by other doors Sealing belt outside rail and door panel Middle sealing belt keeps door closed Material: Main arm: PVC Leather strip: EPPM material Windows size: 500 x 350mm Color: off-white Customized colors are welcome Personnel doors and windows can be added Suitable for residential houses, garages, workshops, warehouses and commercial shops CE approved