Shield Your Eyes - Sunglasses with polarized lenses like the Avantree SG188 can effectively reduce light glare and eyestrain and block harmful UVA and UVB rays. [Ready for a Workout] The Avantree SG188 Bluetooth 5.1 audio sunglasses are made of high-quality waterproof materials rated at IPX5, so you don't have to worry about the effect of sweat, rain or snow.
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