The MAS branding is there, and it helps you keep your wiring job neat.
10 PCS OEG SDT-SS-109DM SPST 10A 9V DC Relay Authentic OEM PARTS
You will find that the unbranded/generic finish matches other components, making wiring jobs more cohesive.
What stands out about this relay is the Honeywell brand, a nice touch for a solid build.