DIN EN 13138-4:2014-09

This European Standard specifies safety and performance requirements regarding the in-water behaviour of Buoyant aids for swimming instruction according to EN 13138-1. It specifies in-water test methods based onthe application of test manikin as well as on human test subjects.This European Standard covers class B devices that are designed to be securely attached to the body andwhich have either inherent buoyancy or can be inflated. These devices are intended to introduce the user tothe range of swimming strokes. It does not apply to buoyancy aids, lifejackets or aquatic toys.