You can now purchase a fraction of a yard instead of the next whole yard, it is in decimal instead of fraction so here is a conversion chart. The minimum per piece is 1 yd, or you will get a Paypal error when checking out.
1/4 Yard = .25 | 1/3 Yard = .33 | 1/2 Yard = .5 | 2/3 Yard = .67 | 3/4 Yard = .75 |