B-Brand Forestry Kit BBFK The B-Brand Forestry Kit BBFK contains 1 x Safety Helmet. 1 x Set of Clip-on Ear Defenders. (SNR 23) 1 x Chin Strap. 1 x Mesh Face Shield with Mount. Suitable for Forestry, Strimming, Agricultural and Chainsaw use. The B-Brand Forestry Kit BBFKConforms to the following standards. EN397, EN352-3, EN166, EN1731.