This HeatGear® Long Sleeve is ready to wear immediately.### CompatibilityThe close fit of this top makes it ideal as a baselayer worn directly against the skin. It pairs well with jogging bottoms, athletic shorts, or tights for a complete workout outfit. It can be comfortably worn under team jerseys or outer layers for added warmth or coverage.### Care InstructionsTo ensure the longevity and performance of your HeatGear® Long Sleeve, follow these care guidelines:* Washing: Machine wash cold with like colors. This helps preserve fabric integrity and color.* Bleaching: Use only non-chlorine bleach when needed. Chlorine bleach can damage the fabric's properties.* Drying: Tumble dry low. High heat can damage the elastane fibers.* Ironing: Do not iron. Ironing can melt or damage the synthetic fibers and moisture-wicking properties.* Softener: Do not use fabric softeners. Softeners can clog the fabric's pores, reducing its moisture-wicking ability.* Dry Cleaning: Do not dry clean. The chemicals used in dry cleaning can harm the fabric.Following these instructions will help maintain the shirt's breathable, quick-drying, and sweat-wicking benefits.