Reckless morph dual durometer derby wheels 8488a pinkthe wheel you have been waiting for dual durometer wheels for the perfect balance between grip and speed as seen on quadzillathis ground breaking new stacked technology has been thoroughly tested and proven to deliver maximum speed precise grip and reliable stability the innovative design and unique look of the morph wheel provides a fusion of two compounds giving the skater the best of both worlds a softer compound on the edge of the