I got this[https://www.amazon.ca/AGIMOLI-Y-Strap-Toddlers-Guardrail-Reinforce/dp/B08HWVZGBJ/ref=mp_s_a_1_2_sspa?crid=F5GA120FV686&keywords=queen+bed+rails&qid=1643638229&sprefix=queen+bed+rails%2Caps%2C124&sr=8-2-spons&psc=1&spLa=ZW5j... works a charm! In terms of safety, it’s comparable to a pack n play with the mesh siding.