Material: 92% Polyester, 8% Spandex Features: High-quality polyester and spandex fabric for yoga vest, good elasticity, soft and skin-friendly, light and sweat-wicking and not sticky; I-shaped hollow back design, long-term wear will not fall off, and the movement is more free. Elastic hem, high-quality elastic belt, elastic, stable support for the chest, no steel ring, zero restraint, more comfortable, with openings on both sides, can be equipped with chest pads . Occasions: Yoga, home, fitness, etc. Accessory structure: I-shaped back, with openings on both sides, removable chest pads (with a pair of chest pads 12.5*12.5cm). Washing Tips: It is recommended to hand wash or mild machine wash, do not soak for a long time, do not bleach. Please remove the chest pads when machine washing.