I’ve found them to be most handy for attaching the cargo nets. Like these: https://www.amazon.com/TrunkNets-Inc-Envelope-Toyota-2005-2020/dp/B0831VNY1P/ref=mp_s_a_1_3?dchild=1&keywords=Toyota+Tacoma&qid=1614154432&s=automotive&sr=1-3
Prevent my groceries from flying around the bed.