Silicone Rings for Men (4-Piece)

Walmart

Plain black color matches exactly, Matte finish matches, Simple band design with rounded edges matches, Width and form factor are consistent, Silicone material is a plausible match for the appearance in the frame, No visible branding in frame, and product is generic/unbranded

Knot Theory Breathable Silicone Wedding Ring

Knot Theory

Plain black color, Matte finish, Simple band design, Silicone material

QALO Men's Classic Ultra-Durable Silicone Ring

Walmart

Black color, Silicone material