:Clear RulerWith high transparency, the black and red scale numbers and marks are clearly visible on the ruler guide rod. Almost any shirt color is easy to read. It is convenient for you to center various sizes of T-shirts.Guide and GridlineShoulder template and extra gridline makes t shirt ruler to center designs fast and precise every time. Perfect measurement tool for sublimation vinyl and shirt printing.Easy to UseBefore hot pressing, you just need to align the ruler with the collar of the shirt, center the design, and then fix the pattern with high-temperature tape. Save your time of repeated positioning and guessing.Flexible and DurableThese sewing rulers are made of quality acrylic. acrylic material is not easy to be damaged and deformed, but easy to be bent with a safe and soft edge, which can be safely used for a long time.Wide ApplicationsThe rulers not only can be used for sublimation, heat sublimation, heat press, screen printing, vinyl ironing, shirt printing, and other projects besides measuring tools but can also be used for sewing and cutting rulers, suitable for adults, teens, kids, babies clothes size.Specification:Material: acrylicColor: transparentSize(approx.):(L x W)36 x 21cm/ 14.17 x 8.27inchPackage Included:2 PCS x T Shirt Rulers2 PCS x tapesNote:1. Due to the light and screen difference, the item& 039;s color may be slightly different from the pictures.2. Please allow 1-2 cm differences due to manual measurement.