1900-B Features: -Thumb spica / thumb support. -Immobilizes weak or injured thumbs. -3 Hook and loop straps allow for an adjustable fit. -Soft, supportive materials deliver gentle, protective positioning of the MP and CMC joints. Product Type: -Hand. Generic Dimensions: -8" H x 6" W x 3" D, 0.22 lb. Dimensions: Overall Height - Top to Bottom: -8 Inches. Overall Width - Side to Side: -6 Inches. Overall Depth - Front to Back: -3 Inches. Overall Product Weight: -0.22 Pounds.