Tenjam 41007BXGG 18" Gray Granite SPLASH Series Twisted Hex Stool. Welcome to the ultimate backyard party zone! Don’t get twisted, when your guests show up unexpectedly, you’ll never run out of seating options with Tenjam’s best-selling portable cushioned stool, the SPLASH Series Twisted Hex. Whether you need extra seats on your pool ledge or a few more settings for that backyard BBQ, the SPLASH Series Twisted Hex offers a modern geometric style as unexpected as the additions to your guestlist.