The Whirl is a prone stander designed to provide symmetry and enable children from 1 year to young adult to gradually develop and maintain their ability to weight bear through their legs and feet while standing. The Whirl is a modular design that enables the changing of any of the chest, pelvic, knee or footrest components without changing the main frame. The Whirl comes complete with anterior and pelvic supports, knee cups, cocoon sandals, activity tray, bowl and cover as standard. POWER: Available in power and manual options. OPTIONS: Knee supports, de-rotational pelvic supports, anterior supports, shoulder harness, tray handrail-full width, suspension rail are some of the options available for the Whirl Prone Stander. SIZES: 1 and 2. DIMENSIONS: Size 1: Thoracic support [top] to foot plate height 25-40", Pelvic support [top] to foot plate height 16-33", Knee support [top] to foot plate height 6-17", Foot plate to floor height [excluding sandals] 2.75", Max width [between thoracic supports] 11.8", Tray size [depth and width] 24" x 15", Angle 0 to 30, Base frame 35" x 26". Size 2: Thoracic support [top] to foot plate height 30-50", Pelvic support [top] to foot plate height 22-41", Knee support [top] to foot plate height 6.5-21", Foot plate to floor height [excluding sandals] 2.75", Max width [between thoracic supports] 18", Tray size [depth and width] 27.5" x 31.5", Angle 0 to 30, Base frame 40" x 28". CAPACITY: Size 1: 132lbs, Size 2: 176lbs. WEIGHT: Shipping Weight Size 1: 84lbs, Shipping Weight Size 2: 88lbs. COLOR: Lomand, Skye, Ninian, Nevis, Harris, Lewis. WARRANTY/GUARANTEE: Standard 2 year warranty.