Chaya Ruby - the most ´derby ready´ beginner package on the market The Chaya Ruby skate is the most ´derby ready´ beginner package on the market. This low cut yet supportive boot offers both increased comfort and performance thanks to the new designed outer sole. Made of glass-fiber reinforced plastic (GFK) and including a torsion bar - a bridge to help combat improper flexing it provides crucial stiffness to the bottom of your skates. The stylish design gives the Ruby a high-end look and this skate offers much more than you would expect for the price. Our glass-fiber reinforced Shari plate offers unique features like the offset Chaya Controller stopper, the Power Toe System (PTS) for a better power transfer as well as Jelly Interlock Cushions which guarantees perfect handling. Derby specific OCTO Propel 59mmx38mm / 92A PU-wheels and WICKED ABEC 7 free-spin bearings means no immediate upgrades are needed with this package, you have it all from the very beginning!