YXW Crutches are a type of Walking Aids that serve to increase the size of an individuals Base of support, Keep the balance of the bodyStandard axillary crutches provide extra stability and durabilityUnderarm crutches, very suitable for rehabilitation after surgery★ 9-speed adjustable height★ The grip can be adjusted to 5 gears★ 1.2mm pipe wall★ TPR soft underarm pad, wear-resistant, long use time★ Non-slip rubber tip★ Double extruded center tube provides extra strength for load-bearing area★ High-quality aluminum alloy material★ Light weight, 1 Count 750g★ Bearing 130kg★ For children, the height of the crutches can be adjusted 93-114cm, the handle can be adjusted 23-39cm, suitable for the height of 135-154cm★ For adults, the height of the crutches can be adjusted from 113-134cm, the handle can be adjusted from 39-54cm, suitable for the height of 155-178cm★ For Tall, the height of the crutches can be adjusted 134-154cm, the handle can be adjusted 43-58cm, suitable for the height of 179-190cmAccording to the picture introduction, to choose the right crutches heightQuantity, 2 Units (1 pair)Due to the manual measurement of the size, there is a small error in the size, please understand