https://www.amazon.com/Napier-Backroadz-Truck-Tent-Short/dp/B07HXML6M9/ref=mp_s_a_1_4?crid=6ZZ7515K8PSN&keywords=truck+bed+tent&qid=1678247700&sprefix=truck+bed+%2Caps%2C216&sr=8-4

I have this one for my double cab short bed(5 foot bed). They also make them for the long bed(6 foot bed). You just have to figure out what bed size your friend has.