Like a connected watch, this innovative undershirt offers all the features you need to make your workouts more effective and improve your performance. High-performance compression inserts help you maintain the correct position in the saddle while offering optimal freedom of movement. All in all, a smart top. Features PostureTEK® material to improve your posture ClimateTEK® technology for dynamic, body-temperature-regulated cooling Durable FreshTEK® anti-odour technology Sun Protection Fabric™ fabric with UPF 50 UV protection Flat seams to reduce chafing Modified stand-up collar with ¼" zip closure Adhesive strip at hem to stay securely in place Materials 75% polyester, 25% elastane Compression fabric combined with fishnet inserts Breathable, moisture-wicking fabric to keep you dry