Wndsn Ex Mensura Scientia 2x3 3C Patch astro the design works both upright

the design works both upright as a diamond or as a 2" square

so you never see the backside of the material)

The Wndsn Explorer's Notebook is the perfect EDC complement

The bottom edge offers a 1:24000 and a 1:62500 map ruler

Wndsn Ex Mensura Scientia 2x3 3C Patch astro the design works both uprightWndsn's Applied Science Lab develops and manufactures that which can't be improvised; measurement, navigation, and surveying instruments informed by the motto "Ex Mensura, Scientia" knowledge from measurement. Specifications: Height: 2" (5 cm), width: 3" (7. 5 cm) Turquoise and white on black Fully embroidered, rayon thread on nylon base Black hook backing Merrow edge