Lululemon long-sleeve run top - Rulu fabric, great for cooler temps and transitional weather - Mesh underarms and along inside of arm for breathability - Reflective hits for visibility in lower light - Half zip pullover style - Arm holes and fold over mittens (hand covers) - Color is a neon orangish/pink, may have been called flare. Perfect for visibility when running outdoors. - I cannot find the size sticker on it but would guess it’s a 6