Warm alpaca blend slippers Hand knit wool Slipper Bootie Knit men/women warm soft wool slippers Knitted slippers Knit Socks. These slippers are warm and comfortable and made of soft alpaca wool blend yarn (70% alpaca, 30% acrylic). Felted bottom for comfort. You will evaluate slipping into a pair of these after a long day. Hand-knit slipper booties/slippers are the perfect gift for you and your loved ones! Give yourself a little joy. The color of the finished product can be different from what you view on your computer screen as all computer monitors are calibrated differently. Care: Gentle machine wash in lukewarm water (35-40 C / 95-105 F) with detergent for delicate garments. Can twist. No bleach, no iron. Assorted colors.