Outside material: 95% acrylic, 1% rubber, 1% spandex, 3% other fiber Inside material: 98% polyester, 1% rubber, 1% spandex; furry plush lined for a cozy fit One size fits most hands; stretchy and comfortable Keep all fingers warm through the brutal wind and cold Reinforced stitching around wrist to resist wind D&Y Women's Winter Warm Knit Plush Lined Stretchy Snug Fit Mittens - B16TKF7DM