Check the listing for details. Unbranded Clubmaster Style Glasses Frames 51 21 143. Condition: Used. Listed at 19.80 USD. Classic Clubmaster-style eyeglass frames, size 51-21-143. Timeless shape with that smart, vintage vibe — perfect for prescription lenses, blue light filters, or just faking intellectual superiority. Lightweight, durable, and ready to upgrade your look. Details: • Brand: Unbranded • Style: Clubmaster-style eyeglass frames • Size: 51-21-143 • Color: Black and gold tone • Material: Plastic and metal • Condition: Preowned, excellent Affordable style that still gives main-character energy.