3-7/8 x 8-7/8 (#9) Standard Flap ×
3-7/8 x 8-7/8 (#9) Standard Flap

3-7/8 x 8-7/8 (#9) Standard Flap

Link to template: https://cdn.shopify.com/s/files/1/0623/4773/9370/files/3.875x8.875_SS_out_11.pdf?v=1648847035