A lightweight, durable aluminum palm splint stabilizes the wrist in a neutral position to effectively reduce pain, inflammation and swelling. Fully adjustable boa closure system allows you to customize the amount of compression, easy to put on and off. Help accelerate support for arthritis, carpal tunnel, tendonitis, repetitive stress injury, post-surgery, sprains and strains. With a removable splint allows full fingers range of motion during basketball, soccer, bowling, tennis and weightlifting, provides optimal support and comfort. Left hand Medium: fits wrist circumference ranges from 5.9-7??.