Enhanced durability: Constructed of stretchable, neoprene material, the Golf Swing Training Aid Armband is quite easy to be wore and suitable for all body types of Golf Lovers. Essential for beginners: For those who are just starting to play golf, he needs Golf Trainer Tools to keep his posse standard. Accurate swing pose is the basis for HIO. Helps maintain standard swing moves: Golf amateurs will easily bend or raise their arms when swinging, so that the direction of strength will change when swinging. With the help of the golf swing aids , you can keep your arms straight and make the direction of swing force keep in line with the front. Form a habit until get rid of tools: Keep using Rmolitty Golf Tools until you can keep a standard posture by yourself, it may take weeks, months and even a year. Accurate wearing: Put your elbow in the armband to establish and maintain proper distance between the left foot and the right knee.