What is ISO 9523 — Touring ski-boots for adults about?
ISO 9523 is an international standard that deals with the specifications for ski boots for adults.
ISO 9523 on touring ski-boots for adults specifies the dimensions and characteristics of the interface, requirements, test methods, and marking of ski-boots with a rigid sole which is used with current systems of touring ski-bindings with attachment at the boot toe and boot heel, the proper release function of which depends on the dimensions and design of the interfaces.
Note 1: ISO 9523 applies to ski boots of sizes 15.0 and larger in the Mondopoint system.
Note 2: ISO 9523 applicable to rigid touring boots. Boots with softer shells like Telemark boots are excluded as they do not have the necessary shell stability to act as part of the release systems.
Who is ISO 9523— Touring ski-boots for adults for?
ISO 9523 on touring ski-boots for adults is used by:
- Ski-boots manufactures
- Ski instructors
- Ski resorts
Why should you use ISO 9523— Touring ski boots for adults?
Ski boots are footwear used in skiing to provide a way to attach a skier to skis using ski-binding.
Ski boots/binding is used to effectively transmit control input from the skier’s leg to show.
ISO 9523 provides you with the requirements for the touring ski boots for adults as well as gives you test methods to verify the characteristics of the ski boots, in order to ensure their safety. It guides you in designing and setting up the ski boots, which could be very helpful for you to manufacture reliable and high-quality touring ski boots for adults specifically.
ISO 9523 gives you detailed information about the ski-binding systems that function irrespective of the sole shape or that have different requirements for the sole dimensions. These prove to be a necessary requirement for the ski-boot soles to achieve the desired degree of safety.
What’s changed since the last update?
BS ISO 9523:2019 supersedes BS ISO 9523:2015, which is withdrawn. The main changes compared to the previous edition are as follows:
- Specifications for boot toe and heel area were modified in a way that allows inserts as used for specific touring bindings
- Boot sole material was specified in hardness and friction parameters and the test method was defined
- New clause 6 added Information supplied by the manufacturer
- Added tolerance for sole length marking

