Good care (or the owner of the boat is up to you in this case). While the hard plastic part isn't really needed, all you usually need is rubber spacers. You REALLY SHOULD make a kit out of this rubber pad. That's why I only give this set 4 stars.
Ergodyne N-Ferno 6823 Balaclava Ski Mask: Wind-Resistant Face Mask with Hinged Design in Black
7 Review
3-Pack Lycra Bandana Face Hat for Outdoor Airsoft Motorcycle Ski Mask Winter Sun Balaclava Black Tactical Hood Helmet
8 Review
βοΈ Winter Ski Mask - Unisex Balaclava Face Mask for Cold Weather - Ideal Gear for Snowboarding, Skiing & Motorcycle Riding (Black)
4 Review
ποΈ Balaclava Face Mask - Lightweight Summer Motorcycle Ski Mask for Men & Women with UV Protection - Breathable & Durable
4 Review