Heat Holders Petunia Stripe Crew Slipper Socks for Ladies features the same warmth and comfort as the Heat Holders ORIGINAL crew socks but with the addition of non-slip bottom grippers for better traction on smooth indoor surfaces. Thick, chunky, and with a massive tog rating of 2.34, these women's Heat Holders socks have a specially developed heavy bulk yarn which has extreme thermal qualities. With long-pile cushioning, these women's thermal socks will help keep feet fully comfortable and supported. The inside of each sock has been intensively brushed, delivering not only a sensationally soft feel but also trapping warm air close to the skin to keep feet warmer, longer. Heat Holders are non-binding, diabetic-friendly, and provide relief for cold feet due to circulation problems. 91% acrylic/5% nylon/3% polyester/1% elastane. Machine wash. Imported.Manufacturer style #: HHW06292. 91% acrylic/5% nylon/3% polyester/1% elastane Advanced thermal yarn More than 7 times warmer than a basic cotton sock Sensationally soft Non-binding Diabetic-friendly Non-slip grippers on soles