IMPROVE SPIKE VELOCITY - Spike Glove trains a more aggressive and consistent wrist snap towards the ground IMPROVE SPIKE ACCURACY - Spike Glove ensures athlete spikes the ball at a downward angle with fingers pointing towards the ground encouraging a more accurate and consistent spike IMPROVE TOP SPIN SERVE - Flicking the wrist downward applied top spin to the ball creating and drop in the ball movement. ONE SIZE FITS ALL - Spike Glove is made of strong elastic silicone with an adjustable wrist band. Spike Glove fits most hand sizes from youth to adults MUSCLE MEMORY - Contact reps with Spike Glove will engrain a more powerful, accurate and consistent spike and serve as muscle memory 2PCS Shooting Training Device Basketball Shooting Orthotic Device Shooting Finger Corrector Three Point Pose Hand Type Fixer Shooting