New Modern Movement Edge Board Extension Trainer M Trac App Syncable Grey Black Brown Laces Furthermore 30:Black Grey Furthermore Imported Plastic frame Polycarbonate lens Non Polarized UV Protection Coating coating Lens width: 122 millimeters Arm: 123 millimeters UA TUNED Baseball lenses provide contrast enhancement to help you spot and track the ball more precisely Dual sided UA STORM lens coating provides an added layer of protection against the elements for easy cleaning Ultralight ArmourFusion frames are built for maximum strength and durability Co molded rubber nose pad and temple arms for a no slip comfortable fit Screwless cam lock hinges allow temples to lock securely into place for a sturdy & extremely lightweight fit Youth fit Lens: 122mm Temple: 23 mm Microfiber pouch included Defends against 100% of harmful UVA B C rays UA Eyewear is protected for life against manufacturer defects log number of reps and range of movement & store workout history Project M Trac onto a monitor or TV for easier viewing Curved wheels enable arcing turns that engage a wide range of muscles Braking action stops movement at any point start with short extensions and gradually increase over time Designed to create instability that works to build your core Ergonomically designed handles Removable device tray Sync with M Trac App to create a seamless integration of technology and strength Track results on device