Author: Samuel Volery

SLACKTIVITY Slacklines co-founder, managing partner and team athlete, Samuel Volery olds multiple highline world records (1900m - September 2019) and has a spectacular and versatile style when performing highline-shows.
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How to Trickline: Tips and Tutorials

You just got it, you are walking a slackline as if it was nothing and you want to ad something to your sessions but you know not, yet, how to trickline. Don’t worry! On this page you’ll find an overview of some trickline tutorials, full of great tips from Samuel Volery, that will make your […]

CONTINUE READING How to Trickline: Tips and Tutorials 5 min read
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Longlining Tutorials

The next level – Longline is probably the most varied and most exciting (maybe except highlining) discipline of slacklining. Whether beginner or pro – here you will find longlining tutorials to expand your experience. Have fun on the narrow webbings! Feedback on the videos or ideas for new tutorials are always welcome. Basic Longlining Tutorials How […]

CONTINUE READING Longlining Tutorials 3 min read

Forces in slacklining, on ratchet lines

The forces in slacklining that occur during the practise are composed of the preload force and the weight of the slackliner. This can be both static and dynamic. It is not possible to determine the forces without measuring device exactly – but one can calculate the forces in static slacklining with a formula approximately. Here […]

CONTINUE READING Forces in slacklining, on ratchet lines 3 min read

Oval Carabiner vs. Pear Shaped Carabiner: wich one performs best on slacklining

Because slacklining is still a young sport and there are still few materials and standards that are geared to the slackline application, material from other applications (from sports and industrial climbing to industrial applications) is used. In this article, the suitability for slacklining, of the Pear Shape and oval carabiner is put to the test. […]

CONTINUE READING Oval Carabiner vs. Pear Shaped Carabiner: wich one performs best on slacklining 2 min read

Forces in Highlining

Many people who see a highliner on a highline for the first time, think that the forces in highlining are very high, especially when falling (leash fall). Since the slack (“sag”) in highlining is not as limiting as in longlining over ground, most highlines are much less biased and this leads to lower forces than […]

CONTINUE READING Forces in Highlining 2 min read

International Slackline Association test: Used pinkTube breaking strength

A piece of pinkTube has been permanently rigged and sessioned for 6-8 months. It has seen between 3000 – 5000 leashfalls and was exposed to the sun for about 2 hours per day. It was located in a forest in France, near streaming water with high humidity. This piece of webbing had its breaking strenght […]

CONTINUE READING International Slackline Association test: Used pinkTube breaking strength 3 min read

Study of webbing breaking strength reduction caused by UV-light exposure

Slacktivity has conducted a UV-light test in a permanent midline that was up for 7 months over summer. 5 different webbings were used in the setup. The tested webbings were not in the hade of trees but in full exposure to sun light. In avarage the webbing breaking strength decreased by 8kN in the mainline […]

CONTINUE READING Study of webbing breaking strength reduction caused by UV-light exposure 16 min read

International Slackline Association – ISA, certified slackline gear

The International Slackline Association – ISA has started to certify highline gear. Some people are wondering what the advantage of a certification might be. But before answering, let us ask you a question: Would you buy climbing gear that is not certified? Most climbers would not. But let us start explaining how gear can become […]

CONTINUE READING International Slackline Association – ISA, certified slackline gear 7 min read
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