DIY Epoxy Resin Silicone Rectangle Bookmark mold This is instock and ships next business day. Features: 1) Flexible soft, Reusable 2) Made of food grade silicone, BPA free, no toxic 3) Heat resistant: -40 to +446 degrees Fahrenheit, (-40 to +230 degrees Celsius) 4) non stick and can be released easily 5) Cleaned easily Note: 1) Please compare the product size before you buy and allow 1-3 mm differences due to manual measurements. 2) As different computers display colors differently, the color of the actual product may vary slightly. Shop policy: if you have any questions or concerns contact me buyer pays ALL return shipping costs. Please double and triple check your ship address. I will not be responsible for shipping an item to an address you are no longer at. Once in the hands of USPS, I am no longer responsible for your package. If you want insurance you must purchase the add on insurance or select priority mail. First class mail isnt insured unless u purchase the add on insurance. Thank you!