The TYMER Oliver is a men's sunglass model featuring a Boston-type lens shape with a reduced vertical height, combined with a metal bridge and newly developed slim, narrow temples. The overall slim finish of the frame provides a light feel in both appearance and wear, while metal rivets add a classic touch.

• Frame material: TR-90, developed by EMS in Switzerland. It is lightweight, flexible, has shape memory, and is resistant to heat and moisture.
• Temple arms: Feature an internal wire frame that allows for custom shaping by applying gentle heat and pressure to the ear tips (moderns).
• Lenses: CR-39 material, known for its balance of reliability and optical performance. It is impact-resistant, wear-resistant, scratch-resistant, and lightweight for comfortable long-term wear.
• Colorway: Matte black frame with dark green lenses designed to reduce glare in strong sunlight.
• Design details: Metal bridge, metal rivets (dot鋲), slim temples, Boston-type lens shape with reduced vertical height.
• Branding: Not specified in the provided text.