Replaceable backslide plate. Sturdy soul frame platform. Shock absorbing heel pad. Adjustable range from size 3-6. Ground control frame. Razors 2011 Genesys Junior received a complete makeover and was re-designed from scratch. It incorporates the same sturdy materials and parts normally only found in skates of professional skaters. Features such as 42 mm grind wheels, pre-grooved backslide plates.