For this pattern you have to use 2 yarn colors

Finished size:
71” (180 cm) long x 7” (18 cm) wide In rows: rows 1-4 once rows 5-28 30 times

Yarn: DK weight
MC: 320-350 yds
CC: 320-350 yds

Needles: US 2 (2.75mm)

Gauge: 25 sts and 40 rows = 4” (10 cm) in pattern brioche rib not blocked