They are made from Eco-friendly bamboo & they float! Bamboo is an extremely light weight yet a strong & flexible material meaning these shades are strong enough for whatever you can throw at them. We use polarized lens with 100% UV protection in all our wood sunglasses to reduce reflected glare & protect your eyes. Flex hinges are used to fit any head shape & fit comfortable on men or women. Bamboo sunglasses. These shades are made with Grade A eco-friendly bamboo. Equipped with black polarized lenses. Stainless steel spring hinges make these sunglasses durable & comfortable for both wide & narrow faces. Polarized UV 400 lens gives maximum eye protection. Designed to fit both men & women. Every pair of ZONI wood sunglasses are handcrafted & designed to make you stand out from the crowd. Handcrafted eco-friendly sunglasses designed & crafted in the USA. AS SEEN ON BUSINESS INSIDER, ABC, & NEW HAMPSHIRE CHRONICLE. Ranked #1 Best Quality Sunglasses on Etsy. ALL ORDERS SHIPPED in 1-3 BUSINESS DAYS! SPECS -Natural brown bamboo frame & arms. -Black polarized lenses with UV 400 protection. -Lens size: 50mm. -Temple length: 140mm. -Arm length: 153mm. ENGRAVING SERVICES ~ Custom laser engraving will make your purchase non-refundable ~ Processing time: 1-2 business days ~ Please keep in mind text is limited to due to small space ~ Please leave us a note about your engraving text (name, initials, logo, or text) at checkout. There will be a Note to Zoni Wear section at checkout. ~If you would like a mockup of how your engraving will look please message us. ~Your engraving will be on the outside of the right arm unless requested otherwise. ~Please note that our Zoni logo is on the left arm as shown in the picture. ~Perfect anniversary gift, gift for groomsmen, birthday gift, & company gifts. -Comes with a microfiber cloth. Add a bamboo wooden case to ensure premium protection for your sunglasses. - OPTIONAL: Add an eco-friendly wooden case to ensure premium protection for your sunglasses. Bamboo box perfect for gift giving! (and include engraving on the box!) Every pair varies in wood grain & color due to the nature of the wood. Free First Class USPS shipping (2-5 business days) on your order of our polarized Zoni Wear wooden bamboo sunglasses! We ship worldwide! Be sure to check our our other personalized products! If you are not satisfied with your order please contact us & send them back unworn within 7 days for a refund. Please include a note with your name & order number. Wood Sunglasses. Personalized Custom Wayfarer. Mens & Womens Eco-Friendly Bamboo Groomsmen Gift