Save time and frustration by never having to hunt for matching ends of the same chain again.  This box has four notches for hooks making it quick and easy to find the chain you need.  It is made of 1/2" thick black textured polypropylene for durability in harsh conditions, so neither salt nor the occasional toss to the ground will harm this box. (Measures 10" wd x 17" lg x 9" ht)