SenSura® Mio Flex Ostomy Barrier With 3 8 1 5 16 Inch Stoma Opening, 1 Box of 5 20 30 Below Knee custom upholstery available upon request Waterproof backing prevents strikethrough custom upholstery available upon request *Disc weights not included *Permitting hip extension exercises hamstring curls quadricep strengthening exercises as well as upper extremity exercises *The tapered backrest is operated by gas spring and adjusts from 0¯ to 90¯ *Adjustable headrest (removable) *Contoured handholds with non slip grips *Thigh support strap (removable) *Two permanently mounted chrome plated torque units with sealed ball bearings *Each torque unit has one adjustable 6 weight holder and one 8 screw in weight holder *30 wide x 22 deep x 30 high *Back height 27 1 2 to top of headrest *Top upholstered in Black vinyl 2 lb (battery and adapter are included) * Battery:Rechargeable Ni MH battery * Electrical:AC 100 240V 50 60 Hz universal adapter * Cushion Arrangement:Contour foam base & one piece air cell pad (4 air cells) * Cells Material:Nylon PU * Coverlet Material:Stretched Polyester PU * Cushion Dimension(L x W x H):43 x 43 x 10 cm 17 x 17 x 4 Elastic adhesive for a secure fit to individual body shapes Neutral gray textile for optimal discretion