Warp is 8/2 cotton dyed by Kathrin Weber of Blazing Shuttles (for wider stripes) and 8/2 Maurice Brassard (for narrower stripes). Weft is 8/2 variegated purchased from Webs many years ago. Hems are 10/2 mercerized cotton from Lunatic Fringe. Lots of colors!
The “Friendship Towels” pattern has been published in lots of places, including www.interweave.com/wp-content/uploads/Jackson_towels_FIG2_CORRECTED.pdf and www.schachtspindle.com/weaving-to-woo-week-friendship-towels/.