| Size | USA (in) | EU (cm) |
|---|---|---|
| Small | 5 1/2 | 37-38 |
| Medium | 6 – 8 1/2 | 39-41 |
| Large | 9 – 11 | 42-43 |
| XLarge | 11 1/2 – 13 | 44-46 |
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Description
Description
A high-performance paddle fin for scuba diving and underwater exploration, the Atomic Aquatics Blade Fin pairs a moderately firm blade with a structural engineering approach to deliver more power, thrust, and speed through the water. This design supports efficient propulsion in diverse diving scenarios, providing a solid feel and precise tracking for underwater movement.
Powerful yet balanced, the Blade Fin emphasizes connection with the foot and frame to optimize kick power and control during underwater propulsion. The combination of a Power-Loop Monocoque frame, Power Rail reinforcements, and oversized vertical stabilizers helps maintain direction in currents while supporting reliable propulsion through the water. Features such as the EZ-LOK buckle system for easy on/off, 180-degree rotation, and rust-resistant stainless steel spring heel straps enhance on/off practicality and compatibility with a wide range of gear.
Features
Features
- POWER-LOOP MONOCOQUE STRUCTURE: A singleshell design that uses the external skin to support most of the load while power is delivered through the frame rails for improved stiffness and efficiency in scuba and diving scenarios.
- FOOT POCKET POWER PLATE: The Power-Loop Monocoque structure connects to the sole plate (Power Plate), giving divers a solid feeling as if the fin is bolted to the foot and enhancing kick power transfer.
- POWER RAIL: Frame rails along each side mimic a backbone, reinforcing rigidity from heel to tip for reliable underwater propulsion.
- VERTICAL STABILIZERS: Oversized stabilizers at the fin tips help keep tracking straight up and down with every kick, improving directional stability in currents.
- PATENTED ATOMIC FIN FEATURES: Includes the EZ-LOK buckle system for easy on/off with a secure release, 180-degree rotation, and rust-resistant stainless steel spring heel straps available as a universal retrofit for most brands.
- WHY ATOMIC BLADEFINS ARE BETTER: The paddle-fin design optimizes power and thrust for diving, while unique engineering and materials deliver a solid feel and precise tracking that pairs well with other scuba gear such as VENOM masks and SV Series snorkels.
Payment & Security
Payment methods
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WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
What is the difference between open-heel and full-foot fins?
Open-heel fins have an adjustable heel strap and are worn with dive boots, which protect your feet on shore entries and add warmth. Full-foot fins slip on like a shoe against bare skin or a thin sock, and are typically lighter and easier to pack. Most scuba divers choose open-heel fins with boots, while full-foot fins suit warm water, snorkeling, and pool use.
How should scuba fins fit?
Open-heel fins should be sized around the boots you will actually wear, snug with the strap set so your heel stays seated and your foot does not slide forward in the pocket. Full-foot fins should fit like a firm shoe, with no heel lift, no pinched toes, and no gap that lets water pump in and out. Too loose causes heel blisters and lost fins in current, and too tight causes foot cramps.
Should I buy dive boots before fins?
Choose your boots first and size open-heel fins around them, because sole thickness changes the foot-pocket size you need. A thin warm-water boot and a thick cold-water boot with a rugged sole can easily be a fin size apart. If you already own fins, bring them along when you buy boots so you can check the combination.
Are spring straps worth it?
Spring straps replace the adjustable rubber strap with a stainless spring that stretches on and off, so there is nothing to buckle with cold or gloved hands and no rubber strap to perish and snap mid-dive. They hold constant tension, which many divers find more comfortable and consistent. They are sized rather than adjustable, so match the length to your foot pocket and the boots you dive.
What are the best fins for travel?
For travel, length and weight matter most, so shorter blades and travel-specific open-heel or full-foot models pack more easily and save baggage allowance. Some fins have removable blades or compact foot pockets designed for luggage. Pack fins along the outside walls of your bag, where they also act as protection for softer gear.
What is the difference between paddle and split fins?
Paddle fins use a solid blade that transfers power directly, which many divers prefer for precision, control in current, and non-flutter kicks such as the frog kick. Split fins have a slit down the blade that lets water pass through, which generally makes flutter kicking easier on the legs but gives up some control and works less well with other kick styles. Neither is inherently better, so let your kick style, leg strength, and conditions decide, and try both if you get the chance.
How do I care for dive fins?
Rinse them in fresh water after each dive day, paying attention to buckles, springs, and strap channels where salt collects, and dry them out of direct sunlight. Store them flat or hanging from the foot pocket rather than standing on the blade tips, which can take a permanent bend. Check straps, buckles, and any screws before every trip, since a failed buckle is the most common fin problem.










