If you are in search of a professional and convenient finger counter, then our product will be your . We adopt silicone materials with outstanding workmanship, can keep it for a long time using. You can use these finger row counters to track scores , record the number of running laps, very practical. Features - Color: Black. - Material: Silicone. - Size: 4.50X3.40X2.70cm/1.77X1.34X1.06inch. - Note: Battery included. - Small size, you can take this portable finger counter at the places and time you want. - Fine workmanship and silicone materials, very flexible, ensures you can use it for long term. - Designed with adjustable rings, which are not easy to fall off from fingers. - It adopts , will not affect your activity, bringing you satisfying using feeling. - Can be widely applied for tracking scores , recording the number of running laps, etc. Package list: 1 x Finger Counter(battery included)