Viosi Women's 3/4 Sleeve Cold Shoulder Handkerchief Hem Tunic Top 5% spandex Ours may look the same as the others but it isn't. Made in U.S.A. our high grade material makes for a plush desirable top. You'll see.! Highly fashionable 300GSM | 95% Polyester | 5% Spandex. GSM is short for grams per square meter. The higher the number equates to thickness and quality. Comparing to similar styles through test purchases on Amazon, we are convinced our product is far superior than the competition. We are sure you will love it! Sharkbite (SB): Square Neck and Back Line, Tank Top Strap, Shoulder Cut-outs, Shark Bite U-shape Hem Asymmetrical (ASYM): Round Neck Line, Asymmetrical Handkerchief Hem Three-quarter Length Sleeves | Figure flattering lightweight material | Comfortable fit