SUMMERSKIN Women's Sun Protection Long Sleeve Open Cardigan Sweater Extremely soft and breathable: 93% bamboo viscose/7% spandex Made in USA and Imported Pull On closure Hand wash cold, dry flat Stylish shawl collar with feminine drape, 4-way stretch for comfort and ease of movement Perfect for when there's a chill in the air - on the plane, in air conditioning, or on a fall day Great travel piece! Rated UPF 50+ Excellent Sun Protection, 98% UV rays blocked Fitted sleeves with extended length for additional sun protection and coziness No chemicals added to achieve sun protection, UPF will last lifetime of garment