Join Date: Nov 2000
Location: Nashville -Past DL Plat, FO, WN-CP, various hotel programs
Programs: DL-MM, AA, SW w/companion,HiltonDiamond, Hyatt PLat, IHF Plat, Miles and Points Seeker
Posts: 11,405
Overhead bins in first are usually not an issue.
With a 757 that has "pods", you have even more room. These planes original had 4 seats across with slight recline and things worked out okay.
Really, you will have lots of overhead space with minimal issues of "breakage"