These OhO smart glasses combine Bluetooth audio with UV400-protected, Z87.1-certified lenses for $13, down from $15. The open-ear design supports up to 10 hours of music or calls on a charge, and the water-resistant build suits workouts and outdoor activities.

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Features Open-ear design with built-in Bluetooth audio Up to 10 hours of battery life for music and calls ANSI Z87.1 certified lenses with 100% UV400 protection Water-resistant build for workouts and outdoor use Works with Siri and Google Assistant for hands-free control Weighs 1.09 oz. with dimensions of 6.3" x 5.7" x 1.85"