Stampin' Up! has high-quality acrylic blocks for mounting your cling and photopolymer stamps. They are grooved for easy gripping and comfort when stamping. There are nine different block sizes from as small as 3 cm x 3.2 cm up to a whopping 12.4 cm x 15.2 cm for large background stamps.

The Clear Block Bundle includes all nine Clear Blocks at a 10%-discount and is a great way to be prepared for any project.

Clear Block Bundle (118491) - $147.25

Block A: 3 cm x 3.2 cm (1-3/16" x 1-1/4")
Block B: 4.1 cm x 4.9 cm (1-5/8" x 1-15/16")
Block C: 5.1 cm x 5.7 cm (2" x 2-1/4")
Block D: 7.3 cm x 6.8 cm (2-7/8" x 2-11/16")
Block E: 8.7 cm x 11.3 cm (3-7/16" x 4-7/16")
Block F: 12.4 cm x 15.2 cm (4-7/8" x 6")
Block G: 6.4 cm x 1.9 cm (2-1/2" x 3/4")
Block H: 11.3 cm x 4.1 cm (4-7/16" x 1-5/8")
Block I: 14.9 cm x 5.7 cm (5-7/8" x 2-1/4")

But if your budget doesn't stretch to the full collection of blocks, then the most versatile blocks to start with are C, D and H. With these three Clear Blocks, you'll be able to mount most stamps in your cling and photopolymer collection.

Clear Block C (118486) 5.1 cm x 5.7 cm $14.50

Clear Block D (118485) 7.3 cm x 6.8 cm $17.00

Clear Block H (118490) 11.3 cm x 4.1 cm $17.00

To help you choose the right block for mounting your stamps, download this Clear Block Template.

Here's a tip: print the template onto acetate or vellum; you now have the perfect guide for laying over stamp images in the Stampin' Up! catalogues to determine the correct block sizes.