Features: 1.EASY TO USE: Printing blocks are easy to use, just carve out the shape you want and apply water soluble oil based block printing ink. 2.SOFT RUBBER: Printing block is made of soft rubber, which is environmentally safe, skin friendly and durable. 3.ROUNDED: Mini carving blocks have smoothly rounded edges, making them a great tool accessory for beginners who enjoy the craft of carving. 4.EASY TO CARVE: Rubber carving block is easy to carve and allows you to easily realize unique linocut printmaking designs. 5.PERFECT GIFT: This engraving block is a perfect gift to young students, friends and DIY enthusiasts. specification:Item Type: Stamp Carving Block Material: Rubber Yellow Rubber Block Size: Approx. 5.1 x 2 x 1.3cm / 2.0 x 0.8 x 0.5in (0.1 to 0.2cm Error in Manual Measurement) Blue Rubber Block Size: Approx. 5.1 x 1.9 x 1.9cm / 2.0 x 0.75 x 0.75in (0.1 to 0.2cm Error in Manual Measurement) Pink Rubber Block Size: Approx. 5.1 x 1.7 x 1.7cm / 2.0 x 0.7 x 0.7in (0.1 to 0.2cm Error in Manual Measurement) Usage: Perfect for DIY Craft Projects, Can Also Be Engraved Fonts, Patterns PackageList:5 x Yellow Rubber Block 5 xBlue Rubber Block 5 xPink Rubber Block