Specially gift-boxed, this pair of Heat Holders Thermal Socks is designed as a gift for the Best Nanna.With a gift label, they also feature a small \'Best Grandma\' message on the socks themselves. Heat Holder socks feature advanced thermal yarn to keep the heat in, and ensure your feet stay warm and comfortable throughout the day. Long-looped cushion pile holds more warm air, increasing the tog rating meaning they are comfortable and supportive. Ideal for those who suffer with cold feet or for colder weather.