This is Robert Kaufman's Prisma Dyes: Fat quarters aptly named Open Waters, FQ-829-15 and includes its wonderful selection of pre-cut fat quarters in blues and greys. This collection is a wonderful addition to your fabrics and includes 15 pre-cut 18" x 1/2 WOF for a total of 3.75 yards. You will be very pleased with this selection. These are very functional!