2 pcs Thicken Fleece Lined Knee Warmers for Women and Men, Wool Knee Sleeves, Gray Package Includes: 1 pair of thickened fleece lined knee warmers. Soft fleece lining provides protection during falls, helps prevent knee injuries, and keeps knees warm in cold weather. Humanized Design: Support sleeves are ergonomically designed with adjustable fastening straps for easy wear and removal, allowing freedom of movement. Thick padded design offers gentle support for weak, injured, or arthritic knees. Lightweight and comfortable, promoting blood circulation without excessive compression on the legs. Comfortable Material: Knee support sleeves are made of high-quality spandex, nylon, and wool, which are skin-friendly, washable, and breathable. The soft and durable fabric provides necessary heat retention to keep knees warm in cold conditions, suitable for long-term use. Wide Application: Ideal for various sports and outdoor activities, especially beneficial during winter for individuals with osteoarthritis, arthritis, or joint pain. Suitable for activities such as skiing, cycling, running, hiking, climbing, camping, fishing, yoga, gym workouts, and daily exercise. Thoughtful Gift: These thermal knee warmers make a considerate gift for loved ones during cold seasons, helping to keep their legs warm and comfortable. Size Guide: M: Outer length - 35 cm, fits leg circumference 35–40 cm, suitable for weight 35–60 kg L: Outer length - 35 cm, fits leg circumference 40–45 cm, suitable for weight 60–75 kg XL: Outer length - 35 cm, fits leg circumference 45–60 cm, suitable for weight 75–100 kg Note: Due to manual measurement, please allow 1–3 cm variation.