The Rifton Medium Dynamic Stander, model K150, is a mobile standing aid designed for use by children with lower extremity or mobility disabilities. This stander comes with straps, seat pad, and fleece, and a contoured padded body that can be adjusted to accommodate users with zero to full weight-bearing abilities. Its wide standing platform helps the user to spread his or her legs for hip development, or to accommodate leg braces. The platform is free of obstruction to facilitate placing the child in the stander. Lockable rear casters enable the stander's use outdoors on hard, level terrain. OPTIONS: Large drive wheels for self-propelling, mounting bracket with arm prompt set and communication tray, additional seat pad, and foot sandals with wedges. DIMENSIONS(LxWxH): 32 x 29 x 30 to 39 inches. Without the drive wheels, the unit is 25 inches wide. The body support adjusts from 29 to 38 inches high and 9 to 12 inches wide. The drive wheels are 27 inches in diameter and the casters are 5 inches. This stander is designed for children 37 to 52 inches tall. CAPACITY: Maximum user weight is 120 pounds. COLOR: Raspberry, blue, or electric lime.