Tall Traingle Ruler, Riley Blake ST-25442

The Tall Triangle Ruler by Lori Holt of Bee in my Bonnet is a 45-degree, sturdy plastic ruler. It is 5- and 10-inch stacker friendly and is used to create Lori's Plaid Pines Quilt (P120-PLAIDPINE, sold separately below).

Plaid Pines pattern available here:

https://jambearies.com/products/plaid-pines-quilt-pattern-bee-in-my-26048