We ship a rectangular gasket that consists of 4 sides and inner magnet

This is just a cut of the profile. Actual gasket contains 4 sides and inner magent

4 SIDED MAGNETIC GASKET 22-3/4" X 29-1/2" GREY MAGNET ON OUTSIDE EDGE 5/8" MAG, 1" BASE, 9/16" HIGH W/ DART SNAP-IN KOLPAK / MCCALL, HALF DOOR, 402, 403, 406, 407, 6000XL, 724, D4427N, MFR1-S, UC4148