Bauer Vapor RX15 Senior Roller Hockey Skate Bearing Rating: ABEC 7 608-- Boot Style: Quarter Panel: Sublimated mesh with molded X-rib pattern-- Style of Tongue: 2-Piece Anatomical--Felt-lined with metatarsal support Chassis Material: Aluminum--Strong material with a lightweight design. Anatomically Shaped Toe, Heel, and Liner--Added padding in these areas help to improve your overall comfort while skating.