Hookkast / Information
Size Guide
Measurements and fit notes for Hookkast eyewear and headwear.
Sunglasses
HK-01: 52 mm lens / 19 mm bridge / 145 mm temple. HK-02: 50 mm lens / 22 mm bridge / 145 mm temple. HK-03: 54 mm lens / 18 mm bridge / 142 mm temple.
Caps
All current caps use an adjustable back strap and fit head circumferences from approximately 54–61 cm. Low-profile styles sit close to the crown.
How to Measure
For headwear, wrap a soft tape around the widest part of your head, sitting just above the ears. For glasses, compare our frame width with a pair you already wear comfortably.
Fit Advice
Between sizes or unsure about a frame shape? Our team can help with product-specific guidance.