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Stay Safe and Seen Underwater
Bright colours increase your visibility in every direction. Reliable material means lasting performance through many adventures. Every diver can use this lightweight tool for extra confidence. The Threo SMB fits easily into any standard diving kit.
High Visibility
Strong fluorescent shades stand out in open water. Rescue teams and boats will spot you immediately.

Easy Transport
This marker buoy folds up neatly and fits in your bag or pocket. Quick setup lets you focus on enjoying your dive safely.

Durable Construction
The Threo SMB is crafted from sturdy nylon with TPU coating. It is designed to handle challenging underwater conditions every time.

4.63
32 reviews
95%
Of respondents would recommend this to a friend
5 Stars
20
4 Stars
12
3 Stars
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B***R (verified buyer)
New Zealand
Gave me reassurance each time I surfaced away from my boat. So light that I forget it’s even in my pack until I need it.
S***K (verified buyer)
New Zealand
This buoy is now in my regular dive kit. Inflates fast and rolls up small. Had a blast showing my friends how well it works underwater.
C***L (verified buyer)
New Zealand
Just the thing for extra safety. I trust the bright color to signal boats. Doesn’t take up much space in my gear. Glad I got it.
O***T (verified buyer)
New Zealand
Hard to lose, fits my snorkeling gear.
J***C (verified buyer)
New Zealand
Used this on a night dive. The color reflects enough light to stay visible. Happy that setup was really quick.
A***M (verified buyer)
New Zealand
Good quality and very visible. My friends noticed how simple it was to set up and they’re planning to get their own now.
T***A (verified buyer)
New Zealand
Good for group visibility, small to pack.
E***I (verified buyer)
New Zealand
It’s super light and doesn’t take up space. Reliable each dive, even when I take it beach to beach. Stays bright after lots of use.
R***P (verified buyer)
New Zealand
Nice bright markings, quick to spot! I felt comfortable surfacing far from the boat. Packs down really small. Buying another for my brother.
D***S (verified buyer)
New Zealand
Used this buoy on a trip with friends. Really easy to use and boats saw us quickly. Rolled it up and shoved it in my pocket when done.