Aluminum Bar, Neoprene, Nylon - High-quality and breathable material. The main part is made of composite material with a built-in aluminum bar, providing excellent breathability and comfort for all-day and nighttime wear. This lightweight finger brace stays in place and helps protect against various finger injuries. Finger protection support suitable for index, middle, ring, and pinky fingers. Provides compression and support for sore fingers or thumbs, helping to relieve pain and reduce swelling associated with arthritis, sports injuries, or general strain. Ideal for broken or fractured fingers, tendon strains, or sprains. This soft padded finger support helps immobilize the joint, prevent bending, and keep fingers properly aligned during recovery. One size fits most includes 1 blue finger splint and a user guide. Suitable for men, women, and children. Supports effective finger rehabilitation. Accommodates finger or thumb circumferences up to 3 inches.