Feature 1Made from high quality super transparent acrylic material, good hardness and comfortable feeling 2This acrylic piece of high transparency, clear design allows you to see precisely where you are stamping 3There are grid lines on the surface of acrylic block which provide easy alignment and make designs easy 4Smooth curve edges for better grip and will not do any harm to your hands 5Ideal for stamping craft projects like scrapbook pages, cards, invitations and more with a variety of stamp sizesSpecification Description: Apply clear stamps to these durable stamp blocks to add stamped designs to a variety of craft projects. Each block features a clear design so you can see precisely where you are stamping, and easy-to-see grid lines make aligning your designs easy. Excess ink washes off the blocks easily with stamp cleaner or a solution of mild soap and water. There are 3 sizes for your choice or you can buy all of them for different clear stamps. Use this set of clear acrylic stamp mounting blocks for accurate placement of your clear stamps. Features: Made from high quality super transparent acrylic material, good hardness and comfortable feeling. This acrylic piece of high transparency, clear design allows you to see precisely where you are stamping. There are grid lines on the surface of acrylic block which provide easy alignment and make designs easy. Smooth curve edges for better grip and will not do any harm to your hands. Ideal for stamping craft projects like scrapbook pages, cards, invitations and more with a variety of stamp sizes. Specifications: Material: Acrylic Type: Transparent Shape: Square with curve edges Size: 5 x 5cm / 1.97 x 1.97", 7.5 x 7.5cm / 2.95 x 2.95", 10 x 10cm / 3.93 x 3.93"(optional) Thickness: 1cm / 0.39" Quantity: 1pc Weight: Approx.27g(5cm), 42g(7.5cm), 74g(10cm) Package Includes: 1 x Acrylic Block Note: Please allow 1-3mm error due to manual measurement. Thanks for your understanding.