Heat packs for your hands!;Two in a pack;Simply snap the small metal disc inside the hot-pack and you will have instant heat for around half an hour;To re-use just heat in boiling water until the liquid goes clear, leave to cool and crack when ready;They measure approx 8.5 cm x 8.5 cm x 1 cm each

• 2 Round Reusable Hand Warmers Heat Pack Cold Winter Sports

2 Round Reusable Hand Warmers Heat Pack Cold Winter Sportsadd