Cressi F1 Frameless Snorkel Mask single lens view
Fins, Masks & Snorkels

Cressi F1 Mask

£49.95

Dive confidently with the Cressi F1 Frameless Diving Mask

Made in Italy, the Cressi F1 mask combines a premium silicone skirt with a single tempered glass lens for maximum field of vision.

Expect no fogging, great sight, a high quality lens and a diving mask with a good, comfortable fit.

Spec & Features

  • Ultra low-volume, single lens design for excellent field-of-view
  • Silicone skirt bonds directly to the lens for lower weight and reduced drag
  • Fast-adjust ratcheting strap buckles mounted to skirt
  • Supple, high-grade silicone seals gently and securely against the face
  • Tempered glass lenses
  • Easy-access nose pocket

Recommended by diving communities throughout the world

Discover reviews from

Verified Customers

5☆ service from start to finish. I'm new to scuba so buying a deysuit for the first time is a big investment coupled with everything else you have to buy. These guys no there stuff and the home fitting service was amazing. The whole experience of getting into a drysuit…

Danny Bromfield

Absolutely first class customer service and tailoring of my drysuit. Before, my buddies struggled to zip me up. Contacted O’Three, really got to grips on where I needed the suit tailoring through sending photos of me in it. Fully briefed on the options and costs. Went ahead and returned in…

Nigel Clark

I was very impressed with the unbelievably outstanding service & the product – from start to finish. The thorough 5.5 page sizing guide/ test suit/ video call/ proactive user friendly parcel handling approach/ the welcome pack/ the personalisation/ the optional extras/ the spares & various solutions & of course the…

Mino Romanos

Can not thank them enough for their help, dry suit was to small after a break in diving,

Debi Patrick


Combine with


35+ years

Designed around real diving and UK cold-water diving conditions

Made in UK

Designed and crafted by hand because every diver moves differently

Built to last

Serviceable, repairable and supported long after purchase

4.9/5 rating

Trusted by explorers, instructors, technical divers and expedition teams.

Expert support

Speak to specialists who understand and are passionate about our industry