8-1/2 in. x 12-1/2 in. Creative Grids Quilt Ruler variant_display When the cyanotype fabric is

When the cyanotype fabric is exposed to sunlight (3-15 minutes)

Soft Royal Blue-311

Once you have cut the triangles

Painter's Threads Single Loop Trim Trim is approximately 1/4-in

Cord & Cord Stopper' One-piece Leather and Canvas strap set

8-1/2 in. x 12-1/2 in. Creative Grids Quilt Ruler variant_display When the cyanotype fabric isThis 8 1 2 inch x 12 1 2 inch rectangle ruler by Creative Grids features easy to read black and white markings printed in 1 inch grids marked in 1 8 inch and 1 4 inch increments. Use the black numbers (printed on white dots) and the 1 4 inch grip sides to cut whole inches. The 1 4 inch dashed lines printed on two adjoining sides aid in trimming seam allowances. Use the patented Turn A Round feature designated by the easy to read, numerical white