Not just a sleeveless t-shirt, a compression hi-neck top performance t-shirt. This men's Instaslim compression sleeveless t-shirt is ready for anything. Wear as a base layer for a slimmer look to the gym, jogging and or cycling. Perfect for a relaxed night on the town or sporting events. The compression on this hi-neck pull-over sleeveless t-shirt adds enough pressure for great back and posture support without discomfort. The durable 4-way stretch fabric is silky, smooth, fits comfortably and goes unnoticeable under clothing without being clingy.