Easily create unique resin coasters with this mold, exclusively at Michaels! It's perfect for making unique geode coasters of all different colors.Details:5" x 5" x 1.5" (12.7cm x 12.7cm x 3.81cm) mold size12 packs (2 molds per pack, 24 total molds)Flexible for quick and easy releaseSiliconeFor use with Color Pour Resin products (sold separately)