Adjustable from 4-8inches in length. Featuring a pearlescent face and classic ticking movement, this watch is truly heavenly. Battery Included: Ready to go right out of the box! Each watch has a working battery, so you can start using your product immediately. Adjustable Length: Enjoy versatility with our product, adjustable up to 8 inches in length, ensuring a perfect fit for your comfort. Complimentary Sizing Tool: Simplify the adjustment process with our inclusive watch sizing tool, ensuring a hassle-free experience from the moment you receive your purchase.