Hardboard Sublimation Drink Coasters - Rounded Corners - 4" x 4"

What a great gift idea! You can customize coasters with pictures of family and friends for weddings, housewarmings and birthdays! Companies can also add a little extra class to their board room by adding their logo or company name to their coasters for all clients to see.
Our coasters are excellent profit-makers for dye sublimation. The glossy white coaster is a polyester-coated hardboard, giving your image the maximum detail, richer color and a smoother look.
Features:- Size: 4" x 4"
- Hardboard - one sided
- Bright white sublimation surface
Temperature: 400F
Time: 30-45 secs
Pressure: Medium
Print image in reverse
Check for protective film before pressing
Place in heat press with transfer on top
Press according to above time/temperature/pressure
After pressing, remove paper immediately.