The EDGE POWER TRAINER is designed to enhance an athlete's power performance on the court, field, course, or ice. A weight with a low profile design, that easily and securely attaches to your TENNIS RACQUET, GOLF CLUB, LACROSSE HEAD/SHAFT, or an ICE/FIELD HOCKEY STICK. With a revolutionary coating, it's both flexible, adjustable, and extremely durable. * Increase strength, speed, and endurance * strengthens your core and build rotational power. * Increase racquet, club, and stick speed * Increase balance and build greater stability * Gain greater control and accuracy * Build explosive velocity on shots * Gain flexibility and mobility lost through weight lifting THE KEY IS THE ATHLETES ABILITY ISOLATE SPORT SPECIFIC MUSCLES, USING NATURAL MOVEMENTS, WITH A FULL RANGE OF MOTION WITHOUT RESTRICTIONS, WHILE PRACTICING OR TRAINING. NO STATIC WEIGHT TRAINING OR FITNESS EQUIPMENT CAN GIVE AN ATHLETE GREATER STRENGTH BUILDING CAPABILITIES, WITHOUT LOSING INVALUABLE FLEXIBILITY. The EDGE engages and isolates the athlete's sports specific muscles he or she uses in tandem naturally and organically, increasing the physical demand through the element of resistance. Through the element of resistance brings a greater demand on the level of effort. Through repetitive repetitions and various movements, Therefore, increasing the players' power performance. Resistance training is considered to be safer than static weight training because there is less room for injury. Using natural movements maximizes the training regimen and minimizes the recovery downtime. The "EDGE" comes in various weights 3.5oz. / 6.5oz. / 10oz. / 15oz. giving the ability to maximize every part of the game and can be used by all ages and abilities safely. The future is NOW! Start training with the EDGE!