This item is manufactured with nylon cloth and led material for durable and use.The glowing design and reflective cloth will ensure runners security and adding fun for them. The structure and handcraft make it looks unique and distinctive. It's a great activity party favors for night. Features - ColorAssorted Color - Material: Nylon, electronic component. - Size: 32.00X2.50X0.50cm/12.58X0.98X0.20in - Changable : 2 pcs (Included). - Glowing time: 60-80H/2-3 Months (normal use). - Four Gear: Flashing, Slow Flashing, Gloing, and Off. - Practical accessory for and excerciser, ensuring their security especially at the area without light. - Anti-splashing water and safe for outdoor sports supplies. - Easy disassemble the for band washing, durable and practical. - material, skin-friendly and comfortable to wear, fit most wrists well. - Hook and loop design. Easy to bent and straighten, convenient for storing. - Great addition to celebrate Christmas, New Year, Carnival and other event party. Package list: 2 x Glowing Bracelet