The Lightwave zrO cylq (zero silk) is a lightweight double-wall tent made in the UK. It weighs 3 pounds, and has an asymmetric design with two carbon fiber hoop poles. Entry is from the front behind a small vestibule. Its performance in weather is mixed.
Will Rietveld Ph.D, Senior Editor for Gear and Apparel, joined the BPL staff in April 2004. In his former career, Will was a research scientist, project manager, and R&D program administrator. Now retired, he lives in southern Colorado where he takes up a new career of backpacking year-round in the mountains and canyon country of the Southwest. During the summer months Will and his wife Janet are volunteer wilderness rangers in the Weminuche Wilderness. He has been a lightweight backpacker for 52 years and an ultralight backpacker for 13 years.
Get ultralight backpacking skills, gear info, philosophy, news, and more.
Join Our Community
Become a Backpacking Light Member
Unrestricted access to all forums, plus the ability to post and start new threads.
Unrestricted access to all 2,300+ articles, gear reviews, skills, stories, and more.
Post new content to the community including gear swaps, reviews, trip reports and more!
Get unlimited access to all our online education (*Unlimited membership required).