Safe & Easy Grip Design---The curved edges of the acrylic stamping blocks are to fit your fingers tightly with easy grip, and blocks with rounded corners provide you with a safe and comfortable grip. Helpful Grid Marks--- White grid lines on one side help to line up your stamps and make the stamp images in a straight and clean way, especially helpful for laying multiple stamps on the same block to get spacing perfect. Various Sizes--- These acrylic blocks with 3 different sizes 5 x 5cm / 1.97 x 1.97inch, 7.5 x 7.5cm / 2.95 x 2.95inch, 10 x 10cm / 3.93 x 3.93inch(optional), 3assorted sizes of blocks meet your needs for applying various silicone stamps. Wide Application---Clear stamp blocks are multifunctional for stamping on card making, journals, scrap booking, invitations, stamps, DIY projects, wooden ornaments, Christmas cards, Thank You cards, gift Labels, schedule book, clipboard, planners, etc. High Quality---Stamp blocks are made of clear acrylic, sturdy and durable, easy to clean with water and towel, can serve for a long time. Adhere silicone stamps to the blocks perfectly with no need for any adhesive and peel off after use just as easily.