Adjustable Aluminum Splint This plantar fasciitis night splint uses an aluminum strip with enhanced elasticity. The splint is adjustable to the most effective and comfortable level based on your own strength, so your foot stays in the correct position throughout the night. It is designed to avoid twisting or slipping for a secure, comfortable fit while you sleep. Comfortable Material The flat foot compression footbed sleeves are made of flexible, breathable, and sweat absorbing OK fabric material. The combination provides a comfortable, moisture-wicking base to help relieve pressure and support the arch during wear. Long Lasting Use Designed to support an active lifestyle, this arch brace helps you do what you love without foot pain getting in your way. It relieves arch pain and heel pain associated with prolonged standing and walking, supporting durable use over time. Versatile Use This arch support is suitable for different arch heights and provides better support for sunken arches, plantar fasciitis, flat feet, heel pain, and heel spurs. It helps maintain foot balance and relieve general foot discomfort. Use scenarios - Nighttime relief for plantar fasciitis: Wear the night splint to keep the foot in a neutral position overnight, aiming to reduce morning heel pain and stiffness. - All-day support during standing or walking: Use the sleeve and splint together for stable arch support during long shifts, errands, or activities that require extended standing. - Post-workout or travel comfort: After running or travel, wear the brace to help manage heel and arch discomfort and promote recovery. Note: This description preserves the original product features and function, presenting them in clear, customer-focused language for improved readability and conversion.