This article is a general guide. Always refer to the specific owner’s manual provided with your Eval lifejacket model, as features and donning sequences may vary. When in doubt, consult a certified marine safety instructor.
Finally, a critical evaluation must address the : donning under physical duress. Most instructions assume a stable platform. In reality, the deck may be heeling at 30 degrees, or the passenger may be in water. Good instructions anticipate this: they advise “hold the vest against your chest before securing straps” to prevent it from floating away. Excellent instructions include a pre-donned “hug” position. Poor instructions ignore this entirely, leaving the user to discover that a lifejacket, like a frightened cat, is surprisingly hard to put on when both you and it are bobbing in the waves.
– crossed‑out “loose jacket” with head submerged face‑up.
User-test revised instructions with a diverse sample (age, strength, literacy level) in a dry drill before finalizing for production.
Pulling straps to ensure the jacket does not ride up over the ears.
The ultimate test of a lifejacket is the "face-up" test with an unconscious wearer.
To determine if lifejacket instructions are effective, evaluators typically use the following framework: SOLAS REQUIREMENT's FOR LIFEJACKET - Cult of Sea