CARING WARM THERAPEUTIC Alpaca Socks FOR POOR CIRCULATION - NON-IRRITATING SMOOTH SEAM FOR MEN AND WOMEN: WOMEN, please order one size down from your normal size. MEN, please order your regular size. Loose enough for sleeping, comfortable enough for day in day out wear and stay up power. MEDIUM WEIGHT, comfortable on any shoe. TERRY LINED for caring comfort cushioning and REALLY WARMTH! THERAPEUTIC: Anatomically shaped with extra WIDE LEG RIBBING and NON-IRRITATING SMOOTH SEAM stitching and less restrictive ribbing around the ankle to AID PROPER, NON-RESTRICTIVE CIRCULATION of the blood from the feet to the heart. Designed for troubled, tired, sensitive, and diabetic feet (peripheral neuropathy, rheumatoid arthritis). Therapeutic socks do not cure or remedy any illness, they will not restrict circulation and provide the best natural thermal management available. NATURAL SMART WARMTH WITH EXTRA CARING SOFTNESS: Alpaca holds inside the fibers tiny pockets of air that provide the WORLD'S BEST NATURAL THERMAL MANAGEMENT in cold and warm environments: Alpaca can be three times as warm as wool but will not overheat and will keep you at the right temperature even moistened. Alpaca is naturally MOISTURE WICKING and ANTIBACTERIAL / ODOR REDUCING. ALOE infused for extra comfort, softness, skin care and blister prevention. HYPOALLERGENIC - WOOL FREE: soft and without lanolin alpaca is unlikely to trigger allergies - ANDEANSUN TRUEALPACA PLEDGE: We always clearly and accurately disclose the composition of our products: 50% Alpaca - 35% High-Quality, Soft Acrylic - 12% Nylon - 3% Elastic, a proven blend that extends the live of the socks and enhances natural alpaca properties. FRESHNESS, EASY CARE & CLEANING: Machine wash in COLD gentle cycle (washing them on cold along with jeans gets great results!). Air dry lay flat (on top of dryer works great). Tumble dryer can be used but avoiding it will increase longevity. Heat and agitation make soft fibers to pill, do not use heat. Due to the antimicrobial nature of alpaca, these socks stay fresh and comfortable longer than usual.