I was thinking I'd ride you. Or if you preferred, I could get you on your hands and knees and fuck you slow.

( clearly the goal here is to avoid actually sitting or laying in the sand and having his dick as far away from it as possible. less about positions. but he raises a hand to wave caleb forward, before dropping it into his jeans pocket and pulling out a packet of lube to hold it between his index and middle finger. )

Up to you.