PACKAGE INCLUDED: The set includes 10 PCS of black armbands. Enough quantity for your use. They don't come in sizes different, only one size fits all.EASY TO WEAR: The black arm band quickly unfolds and slides directly into the desired position for a convenient fit. The elastic band is easy to place and wont slip. Great for blazer sleeves and sportswear.SOFT MATERIAL: Every elastic band is a knitted fabric with elastic effect, high elasticity, and breathability, giving you a comfortable wearing experience.MULTIPLE USES: The exercise band can be used not only for football, basketball, yoga, running and other activities, but also for solemn occasions.MEMORIAL MEANING: To show your respect and remembrance, the formal and classic black arm band is the perfect choice. Solemn and respectful, let's remember this special occasion together.The running armband can be used for various sports activities such as football and basketball.Wear the elastic band with your players and partners. Enjoy the joy of exercise