Very good used condition with minimal signs of wear, please see photos to assess condition for yourself. I am not certain of the size but believe it is a size 6. I am a typical size 4 and it’s just a little big on me. Color is white! Lululemon’s Description: Don’t sweat it—this tank keeps you cool with a pleated mesh panel for movement and airflow. Fabric is sweat-wicking and four-way stretch features Designed for: Run Lycra®: Added Lycra® fibre for shape retention Relaxed fit: Gives you room to move without restriction