Package includes: 50 x Hair elastics 4mm Thickness 50mm Diameter 50 x Hair elastics 50 Pcs Hair Ties Black Elastic Hair Bands for Thick Heavy High quality Hair bands,No Metal Ponytail Holder, 4 mm High elasticity hair ties that is not easy to break, 50 pcs enough for a family to use together. This black hair ties will not entangle your hair and damage your hair, which is good for people. High elasticity, no fear of thick hair50 PCSSuitable for any occasionNot easy to damage hair High elasticity, no fear of thick hair 50 PCS Suitable for any occasion Not easy to damage hair Best Partner for Exercise How to keep the hair from loosening and not affecting the movement is a problem. This hair ties is very elastic. It can basically be wound three times. It is not easy to loosen and affect the movement. It will not damage your hair. Not Easy to Break A quantity of 50 pcs rubber bands, made of cotton, woven with an elastic cord inside, will not entangle hair, damage the hair and not easily break, and is not afraid of thick hair. Strong flexibility The inner core is an elastic thread, and the outer part is woven with nylon doped with a textile thread, which better protects the elastic thread, protects the rubber band from breaking, and does not break when pulled hard. Specifications:Quantity: 50 piecesColor: blackThickness: 4 mmDiameter: 50 mmOur Hair Elastics Hair Ties Ponytail Holders - Each Hair Elastic Tie is made from a soft and stretchy material 4 mm thick.Perfect for thin to medium thick hair.Stretchy metal free elastics. No worry!It won’t pinch,snag or break off the hair.Now！Tie up your hair and meet a fresh new you.