Scubapro Oneflex Steamer 7 mm B-Zip Men's Wetsuits
Scubapro Oneflex Steamer 7 mm B-Zip Men's Wetsuits - 3XL (3X-Large) is backordered and will ship as soon as it is back in stock.
Pickup currently unavailable at 23D

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Product Information
SCUBAPRO Oneflex Steamer 7 mm B-Zip Men's Wetsuit offers durability, flexibility, and beginner-friendly design for scuba diving and underwater exploration. The suit emphasizes straightforward construction paired with reliable performance for recreational diving, while the triathlon cut provides unrestricted movement for shoulders and arms, supporting efficient swim strokes.
The wetsuit uses high-stretch X-Foam neoprene in a 7 mm thickness, with 6 mm panels in key areas to enhance mobility and thermal comfort. A durable dual-sided polyester lining resists UV, heat, and chlorine for repeated dives, and a diagonal rear YKK zipper with a brass slider enables easy on and off. Built-in cuff seals and zippers at the wrists and ankles improve fit and longevity. Color-coded sizing helps quick and easy identification in the water.
- Wetsuit Type: Steamers
- Thickness: 7 mm
- Entry Style: Back Zip
- Materials: X-Foam Neoprene
- Weight: 5.4 lb
- Triathlon cut design: Wider panels around the underarms and back provide unrestricted movement for shoulders and arms, enhancing swim stroke efficiency.
- Pure Design Concept: Fewer seams and panels deliver superior flexibility and comfort throughout the wetsuit.
- High-stretch X-Foam neoprene: Made with 7mm neoprene and 6mm panels in key areas like arms, armpits, and seat for increased mobility and thermal comfort.
- Durable dual-sided polyester lining: Offers resistance to UV rays, heat, and chlorine, making the suit ideal for repeated dives and long-term use.
- Diagonal rear YKK zipper: Equipped with a brass slider for enhanced durability and effortless donning/doffing.
- YKK ankle and wrist zippers: Built-in with brass sliders and pull tabs for long-lasting performance and ease of use, plus integrated cuff seals for comfort.
- Reinforced protection zones: Heavy-duty kneepads and anti-abrasion material on the shoulders and seat guard against wear and provide cushioning support.
- Eco-friendly construction: Assembled using solvent-free glue, reducing environmental impact without compromising quality.
- Color-coded sizing: Arm logo color varies by size for quick and easy identification.
| Wetsuit Type | Steamers |
| Thickness | 7 mm |
| Entry Style | Back Zip |
| Materials | X-Foam Neoprene |
| Weight | 5.4 lb |
⚠️ 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
How should a wetsuit fit?
A wetsuit should feel snug everywhere, with no loose pockets at the lower back, armpits, or behind the knees where water can collect and flush. It will feel tighter than normal clothing on land, which is expected, because the suit works by holding a thin layer of water that your body warms. If you cannot take a full breath or the neck chokes you it is too small, and if you can pinch loose folds of neoprene it is too big.
What do you wear under a wetsuit?
Most divers wear a swimsuit, a rash guard, or a thin dive-specific base layer under a wetsuit. A slick base layer makes a tight suit much easier to pull on and cuts down chafing at the neck, shoulders, and underarms. Avoid thick cotton clothing, which soaks up water, bunches, and makes you colder rather than warmer.
How do you put on a tight wetsuit?
Work upward in small sections, pulling a little neoprene at a time rather than yanking on one spot, and get the suit fully seated at the ankles and knees before working on the hips and shoulders. A plastic bag over each foot and hand, or wetting the suit first, helps it slide into place. Grip with flat palms rather than fingertips, since fingernails are the most common cause of torn neoprene.
Does a thicker wetsuit mean a warmer wetsuit?
As a general rule, thicker neoprene insulates more, so a higher millimeter rating is warmer in the same conditions. Warmth also depends heavily on fit, suit style, seam construction, whether you add a hood, boots, and gloves, how long the dive is, and your own cold tolerance, so two divers in identical suits can feel very differently. Use thickness as a starting point and refine it against your local conditions and personal experience.
How do I care for and store a wetsuit?
Rinse it inside and out in fresh water after every dive day, and use a wetsuit-specific wash occasionally to control odor. Dry it inside-out first and then flip it, always out of direct sunlight, because UV and heat break down neoprene faster than anything else. Store it hanging on a wide-shouldered hanger or laid flat rather than folded, so you do not set permanent creases.
How long does a wetsuit last?
Lifespan depends far more on use and care than on age, so a suit dived hard in sun and chlorine may soften within a couple of seasons while a well-rinsed occasional-use suit can last many years. Signs a suit is finished include compressed neoprene that no longer feels buoyant or warm, splitting seams, and looseness in areas that used to be snug. Repairing small cuts and seam separations early adds meaningfully to a suit's life.
What is the difference between a full suit, a shorty, and wetsuit separates?
A full suit covers arms and legs, a shorty stops at the upper arms and thighs, and separates such as tops, bottoms, and hooded vests layer to add warmth where you want it. Layering a vest or top under a full suit adds core warmth and can extend the range of a suit you already own. Choose based on how much coverage you want, both for warmth and for protection against stings and abrasion.
















