- Product Name: Sleep Switch - Function: Warms feet - Size: 22-25cm - Color: Gray - Features: Relaxing effect - How to use: Use in 3 steps - Brand new, unused Since this item is brand new and unused, I would like to ship it via postal mail. To do so, I will need to take the item out of its packaging and repackage it in a different way. Please be aware of this before purchasing. The original packaging will also be included.