INSTRUCTIONS -The time and temperature of heat transfer coaster will be different for different hot pressing. Please adjust it according to the actual situation. Our sublimation coasters can withstand the temperature of the transfer machine from 356 °f/ 180 ° C to 428 °f/ 220°C for about 20 seconds to 60 seconds. | SUPER GIFT BAG -The set contains 150 heat sublimation car coaster blanks. You can design many personalized patterns to give to your family and friends according to your hobbies. Enough quantity can also meet your daily needs. | MATERIAL AND SIZE - Sublimation car coaster is made of high-quality diving material, which is not easy to wrinkle, hygroscopic and anti-skid. The diameter of each sublimation coaster blanks 2.75 inches (7 cm) and 0.2 inches (0.5cm). | DIY GIFT - You can leave meaningful and creative patterns on the blank sublimation coaster, take pictures with your family, the beautiful scenery of the tourist destination, and small lucky moments in life, and give them to your family and friends at Thanksgiving, birthday party, etc. | WIDE RANGE OF APPLICATIONS - Heat sublimation coasters can be used in cars, kitchens, bedrooms, cafes, etc. for placing coffee cups, wine cups, tea cups and glass bottles.