SKLZ Tempo and Grip Trainer Improve your golf swing tempo, timing and golf grip position with the Tempo & Grip Trainer. Removable weights to simulate both woods and irons help you warm-up, stretch out and build golf-specific muscles. Builds golf-specific muscles Weighting helps improve swing tempo and plane Molded grip for ingraining correct hand position Removable weight for varied club training Products Code:SKL12000045 Products Name:SKLZ Tempo and Grip Trainer.