Charming tight spandex off shoulder sleeveless keyhole strap at the back Homecoming DressesLANQI's charming tight spandex off shoulder sleeveless keyhole tie back Homecoming Dresses. This short skirt is cool and sexy. The strapless design exposes the charming shoulders and neck, while the hollow chest design adds a touch of sexiness. The back strap design not only adjusts the elasticity, but also has great decorative value. The slim fit perfectly highlights the curves and has a high end texture. Whether it's a party, date, or casual