Pull on this technical long sleeve for high coverage that feels weightless from start to finish of your sweaty class. seriously light ™M luon Our sweat-wicking, four-way stretch Seriously LightTM Luon fabric makes moving a breeze seriously lightweight sweat-wicking four-way stretch cottony-soft features Designed for: Run Silverescent® technology: Powered by X- STATIC®, it inhibits the growth of odour-causing bacteria on the garment Lycra®: Added Lycra® fibre for stretch and shape retention Breathability: Open back provides ventilation Loose fit: Gives you plenty of room to move