The Prym patchwork ruler is ideal for many applications. Whether sewing or patchwork work: In the Prym assortment you will find the matching, ideal ruler for every application.
Transparent rulers make it easier to take measurements on light and dark surfaces - without distortion and ultra-precise thanks to laser-marked graduation lines and markings. 
Thanks to their thickness and robust design, rolling and hobby knives are safe to handle.
guides rolling knives and art knives safely.
Omnigrid ruler with black and yellow grid markings transparent with metric or imperial scale wear-resistant plastic