You will have a ball stamping birthday cards with the Watch This! Clear Photopolymer Stamp Set featuring the illustrations of Anita Jeram for Colorado Craft Company. The set includes clear photopolymer stamps with three talented pups doing tricks with balls and dog bones. Details: Watch this theme Largest stamp measures 3" x 2"; smallest stamp measures 0.25" x 0.25" Includes 10 stamps Made with photopolymer material