The diameter of the 60 sublimated blank coasters is 4 inches and the thickness is 0.12 inches. Suitable for holding most cups, mugs, glasses, and other drinkware. A set of 60 pieces meets various needs. These blank coasters are made of rubber and polyester fabric, offering a soft touch and maintaining shape without wrinkling. The textured rubber base provides stability and helps protect furniture from scratches. DIY blank cup coasters: These coasters feature a white fabric surface ideal for printing custom designs, photos, artwork, or logos. They can be personalized for creative projects or gifting. Designed for sublimation printing, these rubber coasters allow direct heat transfer using a heat press. They produce vibrant colors, clear patterns, and long-lasting results. Recommended settings: 180190C (356374F) for 6080 seconds. Round blank coasters can be customized with unique designs, making them meaningful gifts for family and friends on occasions such as birthdays, housewarming, Thanksgiving, Christmas, and other holidays. Color: White Material: Rubber Size: 10 cm Package Contents: 60 x Cup Coaster Note: The package includes only the items listed above. Other products are not included. Note: Lighting effects and monitor settings may cause slight variations in color representation. Measurement may vary by 13 cm.