The padded roll (or bolster) helps the individual maintain proper hip abduction and prevents "scissoring" of the legs. The chrome plated steel front and rear legs may be adjusted to various angles. Two different chair sizes are available, Model 1750 is for children from 42 to 50 inches tall and Model 1751 is for both children and adolescents up to 68 inches tall. Seat belt is included. OPTIONS: Adjustable Lateral Supports and Clear Acrylic Tray. COLOR: Chestnut is standard. Other available colors are Camel, Adobe, American beauty, black, blue ridge, burgundy, dewberry, dove, dusty jade, forest, imperial blue, mandarin, mauve, parchment, peach, regimental, royal, sand, space blue, slate are tea rose. DIMENSIONS: (Model 1750) roll set 8 inches in diameter x 18 inches deep, seat height adjusts from 8 to 16 inches, the back is 10 inches wide x 14 inches high; (Model 1751) roll seat 10 inches in diameter x 22 inches deep, seat height adjusts from 10 to 18 inches, the back is 12 inches wide x 16 inches high. CAPACITY: 75 pounds.