Lululemon Sculpt Tank Cerulean Blue. Key features of this style include: Design: A lightweight, sweat-wicking top with a classic fit and curved hem. Breathability: Includes a mesh fabric panel at the upper back and a horizontal vent for airflow. Safety: Features a small reflective logo on the lower side for visibility in low light. Material: Typically made from a blend of nylon and Lycra® elastane for four-way stretch and shape retention. PTP 15.5” size 2 oversized