100% Slendale Performance Cycling Glasses: Cylindrical Shield Lens, TR90 Frame (from £67.99)
The 100% Slendale is a cycling glasses model with a cylindrical shield lens and a lightweight frame, on sale at Tredz. We have not tested it. This page collects what Tredz lists and the current price.
Available now: 100% Slendale Performance Cycling Glasses — from £67.99 at Tredz (listed RRP £99.99), correct at time of writing, 1 November 2026.

What the retailer lists
- Lens: a 5.5-base cylindrical shield in shatterproof polycarbonate for peripheral view, with 100% UV protection.
- Coatings: scratch-resistant, plus a hydrophobic and oleophobic treatment that repels water, dirt and oil.
- Fog control: extra lens ventilation.
- Frame: flexible, lightweight TR90 with rubber nose and temple tips, and adjustable temple tips.
- Options: also sold with a HiPER contrast lens.
Where it fits for triathletes
The points below are our reading of the listed features, not test results.
- Everyday riding. 100% describes it as a sleeker, lighter take on the original Glendale. We have not tested fit or optics.
- Price. The price depends on the lens, so check the option you want on the product page.
- Price. From £67.99, which is £32.00 below the RRP.
Where to buy
Tredz lists the 100% Slendale Performance Cycling Glasses at £67.99 at time of writing, and the link below goes to the same product page.
Related guides
See also the best cycling sunglasses for triathlon guide, the 100% Speedcraft SL review and how to choose cycling sunglasses.
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