Size. 12×32 mm horizontal type, self-adhesive packaging unit: 10 sheets/pack★Therax irreversible temperature tape Please refer to when purchasing. - Since it is irreversible, the color changes permanently when the rated temperature is reached. Even if the temperature goes down, it does not return to its original color.- The Level of the model name represents the number of measured temperatures. Yes) The 6L-A product measures 6 temperatures. 29, 33, 34, 37, 40, 42℃ - Storage cool places away from direct sunlight (A and B types at 6 levels must be refrigerated) - 10 temperature tapes are included in a pack. - It takes about four weeks to pre-order products that are out of stock.★Must-reads related to shipping and cool packaging (Important!) - Shipping costs are basically paid by us. Due to the nature of the product, 6 Level A and B type products are shipped with cool packaging to prevent discoloration when purchasing from April to October. - Before shipping the product, we make sure to check for any abnormalities before shipping. We are not responsible for the discoloration of the temperature tape due to user carelessness.<br><br>