Crystal-Clear Underwater Adventures Every Single Time
Enjoy relaxed exploration beneath waves using Threo mask technology today. Advanced airflow channels keep breathing naturally while you glide calmly. Soft silicone seals gently around contours, completely preventing annoying leaks. Lightweight construction reduces fatigue, so longer sessions feel easy.
Fog-Free Vision
High-definition lenses stay clear, so scenery appears sharp instantly. Separate airflow around the nose stops condensation from forming, maintaining perfect transparency.

Secure Comfort
Liquid silicone skirt moulds smoothly, ensuring personalised sealing around features. Adjustable straps hold the Threo snorkel firmly in place, preventing it from slipping during energetic movement.

Effortless Breathing
Dry-top tube blocks splashes so mouthfuls of seawater vanish. An enlarged airway significantly reduces resistance, allowing calmer breathing throughout every outing.

Size guide

TO MEASURE YOURSELF:
Measure from the middle of one cheek to the middle of the other cheek.
| SIZE | FACE WIDTH | |
|---|---|---|
| cm | inch | |
| S-M | ≤12.5 | ≤4.92 |
| L-XL | >12.5 | >4.92 |
| Size | US | UK | EU | Foot length | |
|---|---|---|---|---|---|
| cm | inch | ||||
| 35 | 5.5 | 4 | 35 | 23 | 9.06 |
| 36 | 6 | 4.5 | 36.5 | 23.5 | 9.25 |
| 37 | 6.5 | 5 | 37 | 24 | 9.45 |
| 38 | 7 | 5.5 | 38 | 24.5 | 9.84 |
| 39 | 7.5 | 6.5 | 38.5 | 25 | 10.04 |
| 40 | 8 | 7 | 39 | 25.5 | 10.04 |
| 41 | 8.5 | 7.5 | 41 | 26 | 10.24 |
| 42 | 9 | 8 | 42 | 26.5 | 10.43 |
| 43 | 9.5 | 9.5 | 43 | 27 | 10.86 |
| 44 | 10 | 10 | 44 | 28 | 11.22 |














D***P (verified buyer)
Australia
I took this mask for a calm bay dive and could breathe slowly without fog covering the fish below
P***K (verified buyer)
Australia
I packed it for Mexico and used it daily
O***H (verified buyer)
Australia
I saw bright fish without wiping the lens
R***D (verified buyer)
Australia
The dry top helped me relax in waves
S***G (verified buyer)
Australia
Comfortable fit made my pool practice easy
C***M (verified buyer)
Australia
My husband used the snorkel mask in Hawaii and came back smiling because no water got in around his beard
B***T (verified buyer)
Australia
My teen borrowed it and kept smiling underwater
L***S (verified buyer)
Australia
I used the mask during vacation and saw clearly
M***R (verified buyer)
Australia
I wore this mask on a reef swim and the view stayed clear while breathing felt easy the whole time
N***B (verified buyer)
Australia
The seal sat softly on my face