Take charge of your hitting today! Recommended for baseball and softball players of all skill levels ages 9 and up. ’S multi-patented design guides the player’s hands through the most important phase of the swing and allows players to actually “feel” how to swing correctly. A BREAKAWAY VELCRO guidestrap provides immediate feedback and notifies the player if swing adjustments are needed. Increases BAT SPEED, POWER and SWING PLANE, Learn to STAY INSIDE the Ball and Eliminate a Long CASTING Swing, Corrects DROPPING OF THE HANDS and BAT DRAG, Prevents FLYING OPEN the Front Shoulder and Promotes Proper EXTENSION of the Arms, Swing SHORT TO and LONG THROUGH THE BALL, Trains Hands to STAY CONNECTED to Body, Use LOWER BODY Correctly and Prevent ARM SWINGING, Includes 15 ONLINE INSTRUCTIONAL (2-Pack of SWINGRAILS) IS A GREAT WAY TO IMPROVE YOUR SWING MECHANICS & BECOME BETTER HITTER! Designed for Ages 9 & up - Younger players without playing experience will have a difficult time using this product correctly 1) GUIDES PLAYER'S HANDS THROUGH THE SWING 2) PLAYER "FEELS" HOW TO SWING CORRECTLY 3) PROVIDES IMMEDIATE FEEDBACK DETACHABLE VELCRO STRAP RELEASES to provide Immediate Feedback when the Player Swings Incorrectly -- This important design feature teaches the Player to Swing Correctly WITHOUT ANY ASSISTANCE FROM THE PRODUCT Includes ONLINE INSTRUCTIONAL to ensure players are using the product correctly to get the most out of their training (See product package for details) Stop taking Incorrect Practice Swings that develop Poor Swing Mechanics -- Use this product to Practice Corrrect Swings and BUILD TRUE MUSCLE MEMORY that will transfer to "LIVE" Hitting in Games Eliminates confusing coaching instructions -- PROVEN TRAINING METHOD uses External Cues to simplify the learning process and maximize your training time Works best for hitting balls off a batting tee -- Can also be used for front toss and hitting drills with controlled pitching