4.25" inside dimensions (made to accommodate finishing + cording of your standard 4" square needlepoint canvas). The coaster has a small lip on the top to keep your drink from sliding off. Your needlepoint is fully protected and interchangeable with our magnetic closure from the top of the coaster to the base. *These coasters have a smaller lip than the original individual Penny Linn coasters, these coasters are from the 4-set but sold individually.* FINAL SALE
