This item is for measures against wild animals like bears, and also to alert other runners and hikers of your presence during trail running and other activities. It comes with a carabiner, so you can easily attach it to your backpack or belt loop. The face of Mont-Bear is printed on it (´(ェ)｀) The sound it makes is "Karan-Karan" (*^^*) [Product Information] Brand: mont-bell Product: Trekking Bell Round Item No.: 1134179 Color: Black Weight: 36g Size: 26 x 50mm (carabiner), Φ38mm (bell) Material: Carabiner: Aluminum alloy, Body: Steel