Designed for easy on and off, our Insta Slim Crew Neck W/12 Side Zipper TS00Z1 features a smart side zipper. Zip up and our short sleeve compression t-shirt helps you look trim and fit by instantly making you look up to 5 slimmer.In addition to helping you look your best for any occasion, this unique shirt provides back support and helps improve posture. Whether you wear our crew neck compression shirt as outerwear or undershirt, the unique nylon-spandex blend keeps your comfortable all daylong. Choose from a selection of classic neutral colors, including black, white and nude.Benefits:* Slim your body instantly* Firm and tone your upper torso* Support your lower back* Eliminate your love handles* Slim your belly* Improve your posture* Single layer compression allows for 24 hour use, even while sleeping* Comfortable and discreet under clothing* Our exclusive fabric designed just for Insta Slim* 72% nylon, 28% spandex* Proudly made in the USA* Machine washable* and so much more Anti-Odor. Anti-Bacterial. SPF-50. This compression t-shirt is made of a special blend of 72% nylon, 28% spandex fibers, making the garment comfortable to wear all day, every day. Can be worn for work or play, as an under garment or outerwear, to exercise and or enjoy a night out on the town. Must have for the man that always wants to look his very best.