Features: brand new and high quality 3 sizes for you to choose, simple solid color, perfect to wear with your low cut tops. Can be tucked inside a for jacket, cardigan, coat or sweater, make you look formal and elegant. Detachable, convenient to use and take off, easy to pair with casual clothes. Made of high quality nylon yarn, soft, breathable, and comfortable to wear. Short sleeves, high collar, turtleneck, hollow out lace floral design Specifications: Material: Nylon Yarn Lace Floral Collar Size: for M/L/XL Collar Diameter approx：M: 40cm/15.75in L: 41cm/16.14in XL : 42cm/16.53in Chest Circumference approx：M: 80cm/3.15 L: 84cm/3.31in XL: 88cm/3.46in Length approx: for M 37cm/1.45 L:38cm/1.50in XL: 39cm/1.53in Color: White/Black Package Includes: 1 PC x Neck Cover note: Transition: 1cm=10mm=0.39inch Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention.