Hard night splint foot drop orthosis with removable liner Porous breathable material Interior is padded with breathable foam and a soft lining to prevent skin irritation, blisters and abrasions. Helps improve inner circulation, absorbs sweat quickly, and keeps the feet dry and odor. Open design and adjustable fit Innovative open foot support design promotes normal ankle movement and helps restore gait. Stabilizes and protects the ankle joint. Adjustable to fit different sizes of the ankle for a secure, comfortable fit. Product notes This product cannot medicine or the correct judgment of doctors. It should be used together with the doctor's diagnosis and prescription. Removable liner and easy care The liner is washable and the shell can be opened to help the foot breathe and support wound recovery. Elastic band adjusts tightness for fit. Suitable for wear day and night. Use scenarios Nighttime use to maintain ankle alignment, support healing, and promote comfortable rest. Postinjury or postsurgery rehabilitation to stabilize the ankle during recovery. Short daytime wear for additional ankle support under clinician guidance, when increased stabilization is needed.