This listing is for  Acrylic Template  6-Pointed Star Wedge 2"   for English Paper Piecing.

Acrylic fussy-cutting template for fabric cutting with seam allowance approx. from

6mm to 10mm depending on the size of pre-cut paper shapes. Thickness: 3mm.

So you always choose the same size and shape of pre-cut paper pieces to 

match the acrylic template.

This 6-pointed star wedge size 2" (shaded area)  is used to make the 

6-pointed star (6-point diamond")  2" into the round shape diameter 7" as

per picture shown.  The 6-pointed star can be in different styles.