Package Included: You will receive 2 pairs of shirt sleeves in different colors, including black and silver, one color per pair, enough quantity for you to use and replace. The width of the sleeve bracelet is approx. 1cm/0.4in, diameter approx. 7.5cm/3.5in unstretched. Retractable sleeves to fit most people. Elastic material: Our garters are made of elastic metal, which can stretch freely and will not fade and deform. Function: The cufflinks can fix the cuffs in place, will not fall off at will, and can be easily hidden in the sleeves, which can avoid the sleeves from sliding down when working. Quality Assurance: We provide the best products to meet the needs of our customers, if you have any questions about our products, please feel free to contact us.