Adopting seamless one-piece molding process and non-steel ring design, with 70% nylon + 30% spandex high elasticity blended fabric gently wrapped, 4-way stretch to fit the bust, goodbye to strangulation marks and stuffy bondage. Innovative deep V cut with built-in top support padding naturally gathers and enhances curves; patented back smoothing technology hugs the line of shoulder blades, completely eliminating embarrassing indentations under tights. Adjustable shoulder straps and 4 rows of extension buttons flexibly adapt to changes in body shape, yoga stretching, workplace commuting or dating wear, a garment to meet the all-day scenarios. Anti-pilling process + sensitive skin friendly certification, more peace of mind when wearing close to the body.