S.T. Onpax Foot Warmer Sheets 8 hours 25-27cm 3 pairs per pack ❗️4-pack set❗️ Brand new, unopened. Expiration date: April 2027 Focus on cost performance. Packaging is simple. We cannot combine multiple requests for the same product. For those wishing to purchase two sets, we offer a small discount. Management number: 4423800 Yu-packet