EVERLIT Mini First Aid Kit 3-Pack, Ultralight Compact Water-Resistant Gravity 6434 Alphas vs 6435 Alphas:

6434 Alphas vs 6435 Alphas: 6435 Alphas is NRR 27 (reusable flanged)

It is one layer of a complete kit

Over-the-head form factor seals stably without a hat brim

Lightweight over-the-head design for extended wear

If your work is continuous-noise industrial or yard use

EVERLIT Mini First Aid Kit 3-Pack, Ultralight Compact Water-Resistant Gravity 6434 Alphas vs 6435 Alphas:EDITORIAL REVIEW EVERLIT Mini First Aid Kit 3 Pack, Ultralight Compact Water Resistant Assessed on the standards the product is actually certified to and on how the format fits a working shift, by Steven Eaton, WC Safety editor. Editor's take: read the full case for this bundle in our EVERLIT Mini First Aid Kit 3 Pack review, or see the best hiking and outdoor first aid kits guide to compare it against every kit on the shelf. EVERLIT Mini First Aid