*Product cannot to be sold on any 3rd Party site such as Amazon, Etsy, Ebay or any other 3rd Party sites, unless approved by the manufacturer.* It features a 45° diagonal line and a 3'' square in 1/8'' mini-grid. The Omnigrid® 6-1/2''x 6-1/2'' is excellent for creating and checking half-square and quarter-square triangles, miniatures, baby quilts and watercolor blocks. Made from a durable, premium quality acrylic plastic and laser cut for a smooth edge that allows for easier, deeper cutting of fabric layers. The patented double line effect is printed in black and yellow which allows the user to see the grid on both dark and light fabrics. Designed for left and right handed users alike.