Cooling sheets with menthol for 10-hour duration. - Quantity: 5 packs of 10 sheets - Product Name: STRONG Cooling Sheet - Effect: Lasts 10 hours - Features: Contains menthol - How to use: Simply apply Thank you for viewing. Purchased in November 2025. I used 3 packs, and I don't plan to use the rest, so I'd like to sell them to someone who needs them. There are 2 sheets per pack, for a total of 10 sheets. They will be shipped without the outer box via postal mail.