Titan Glacier GAS4630S Sunglasses

The Bloc Titan GAS4630S sunglasses are a modern take on the classic glacier glass, engineered for extreme mountain and high-glare environments. Featuring a Titan black frame with a Category 4 grey lens and an integrated mountain gasket, these sunglasses deliver exceptional protection and performance where conditions demand the very best.

Grey Cat 4 lens – provides maximum light reduction and glare control for extreme brightness at high altitudes or on snow and water

Includes mountain gasket – creates a close, comfortable seal against wind, dust, and reflected light

Modern glacier glass design – combines heritage mountaineering style with advanced sports technology

Titan black KARBON TX™ bi-core injected frame – lightweight, flexible, and built for endurance

Quick-change lens system – compatible with other Titan lenses for total adaptability

Optional head strap – available for added security and stability during high-movement activities

XTR Karbon8 optical class 1 lenses – distortion-free, impact-resistant, and crystal clear

Maximum UVA & UVB protection

Tested to BS EN ISO 12312-1:2013

Frame size: 72 □ 26-139 – 72mm lens width, 26mm bridge, 139mm arm length

Category 4 lenses are not suitable for driving