Pawtitas Traffic Reflective Safety Buckle Removable Bell Kitten or Cat Collar

Chewy.com

Cat collar category, Light grey color matches exactly, Velvet material matches texture in frame, Simple, plain design matches, Similar black plastic breakaway buckle style, Bell is removable, allowing for an exact match to the frame's appearance

Necoichi Hanabi Fireworks Cat Collar

Chewy.com

Plain light grey color matches exactly, Soft, velvet-like material appearance matches, Simple design with black plastic buckle (implied by source's simplicity), Category and general form factor align

Oyster Grey Double Velvet Soft Cat Kitten Collar

Cool Cat Collars

Plain light grey color matches exactly, Soft, velvet-like material appearance matches, Simple design with black plastic buckle (implied by source's simplicity), Category and general form factor align