A sling is made of nylon woven into a flat tube an inch across. It is very strong and unlike climbing rope, it does not stretch under tension. Part of the equipment
![](https://c8.alamy.com/comp/2NKKBJA/a-sling-is-made-of-nylon-woven-into-a-flat-tube-an-inch-across-it-is-very-strong-and-unlike-climbing-rope-it-does-not-stretch-under-tension-part-of-the-equipment-rock-climbers-hans-florine-of-lafayette-and-yugi-hirayama-of-japan-will-use-on-their-speed-climb-record-attempt-up-the-nose-route-of-el-capitan-in-yosemite-michael-maloneysan-francisco-chronicle-via-ap-2NKKBJA.jpg)
![](https://blog.weighmyrack.com/wp-content/uploads/2023/08/HarnessConstruction-2.jpg)
Climbing Harness Materials - WeighMyRack
![](https://images.squarespace-cdn.com/content/v1/57340ff645bf21dc5c4a9bff/1581117476046-UDJGT8OOZDEPCYEJIG9W/BW-HR3-YEO.jpg)
Rope and Webbing — Rafting Magazine
![](https://c8.alamy.com/comp/2NKKBC4/speed-climbers-hans-florine-of-lafayette-calif-left-and-yuji-hirayama-of-japan-exchange-gear-on-the-nose-route-of-el-capitan-in-yosemite-national-park-on-july-2-2008-their-time-was-2-hours-43-minutes-and-33-seconds-beating-the-previous-record-of-2-hours-and-45-minutes-set-by-german-brothers-thomas-and-alexander-huber-last-october-photo-by-michael-maloney-the-chronicle-michael-maloneysan-francisco-chronicle-via-ap-2NKKBC4.jpg)
Speed climbers Hans Florine, of Lafayette, Calif., left, and Yuji Hirayama, of Japan exchange gear on the Nose route of El Capitan in Yosemite National Park on July 2, 2008. Their time
![](https://l450v.alamy.com/450v/2nkkbc2/rock-climbers-hans-florine-of-lafayette-calif-left-and-yuji-hirayama-right-of-japan-are-dwarfed-by-the-7569-foot-el-capitan-as-they-walk-up-to-its-base-in-yosemite-national-park-on-september-29-2008-they-were-on-a-practice-climb-as-a-warm-up-to-a-later-attempt-to-break-their-own-speed-climbing-record-of-2-hours-43-minutes-and-33-seconds-michael-maloneysan-francisco-chronicle-via-ap-2nkkbc2.jpg)
Speed climbers Hans Florine, of Lafayette, Calif., left, and Yuji Hirayama, of Japan exchange gear on the Nose route of El Capitan in Yosemite National Park on July 2, 2008. Their time
![](https://blog.weighmyrack.com/wp-content/uploads/2023/08/HarnessConstruction-3.jpg)
Climbing Harness Materials - WeighMyRack
![](https://m.media-amazon.com/images/I/61HWKuEHZfL.jpg)
SGT KNOTS Heavy Duty Nylon Webbing - All Purpose Flat Rope for Crafting, Marine and More (1 x 5yds, Purple) : Sports & Outdoors
![](https://slacktivity.com/wp-content/uploads/2021/02/webbing-knots-attatchment-1-.jpg)
How do webbing knots influence the breaking strength?
![](https://images.squarespace-cdn.com/content/v1/55525378e4b06e6e38253f16/1458831302870-FM3NGLN65JQJ082BR0HA/image-asset.jpeg)
Alternative Lifestyle — Rigging Doctor
![](https://slacktivity.com/wp-content/uploads/2019/05/webbing-knots-mbs.jpg)
How do webbing knots influence the breaking strength?
![](https://blog.weighmyrack.com/wp-content/uploads/2023/08/HarnessConstruction-6.jpg)
Climbing Harness Materials - WeighMyRack
HEAVY NYLON STRAP - Our all-purpose flat nylon webbing is designed for both indoor and outdoor applications, when a high tensile strength and
![](https://m.media-amazon.com/images/I/61HWKuEHZfL._AC_UF894,1000_QL80_.jpg)
SGT KNOTS Heavy Duty Nylon Webbing - All Purpose Flat Rope for Crafting, Marine and More (1 x 5yds, Purple)
How is a climbing rope made? - Quora
![](https://www.mazzellacompanies.com/wp-content/uploads/2020/02/technical-nylon-and-polyester-slings-general-information-hitches.png)
Polyester and Nylon Synthetic Web Slings: Features and Characteristics