AcrylicSize:14"x 3.5",These knit arm warmers glove is perfect for women of all ages and personality types.Comfortable Material:These arm warmers are made of acrylic, very soft, warm and have good stretch to ensure a comfortable fit, can bring you good wearing experience and last for a long time use .Various Colors:The striped pattern provides a simple and elegant look that ties your whole outfit together. Great for steampunk, cosplay or dressing up any outfit.Fingerless and Thumb hole design - The long fingerless gloves have a hole in the thumb, which is not only warm, but also very convenient and practical. Fingerless design made you easy and flexible to access to your computer and mobile phone. The thumb holes are aligned with no frayed edges, they are stitching well, won't easily lose the shapes.Perfect Use:Perfect for outdoor and indoor activities: typing, texting, climbing, driving, riding, hiking, writing, walking the dog, and so many other possibilities.