An aluminum metal unresponsive ball bearing Yo-Yo, features a wing shaped body design, a weighted perimeter, and a standardized C size ball bearing with internal silicone response pads The Dash, made from aircraft grade aluminum, is very durable. Silicone return pads combine to deliver a super smooth, low friction spin. DASH has clean body lines, weighs 66 g, and has a 53 mm diameter and a 4 mm gap width.