Acrylic Block Set (Stamping, Card-Making, Scrapbooking) Acrylic Clear Blocks Set Includes 4 separate blocks 2" x 1" 3" x 2" 4" x 3" 6" x 3" Easy to Use: Sticks and removes easily Perfect for Use with Clear Stamps Specifically designed for Altenew stamps but can be used for any clear stamps