Reactor 5/4 GBS Back Zip Steamer Wetsuit

Name: Reactor 5/4 GBS Back Zip Steamer Wetsuit
Brand: O'Neill
SKU: WST5B4MA-BLK-M
Availability: InStock

by O'Neill

In stockChecked 11h ago

$368.00

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Details

Brand: O'Neill
Category: Sports & Outdoors
SKU: WST5B4MA-BLK-M
Sizes: 2 in stock

What UNICASH checked

Price checked against Long Reef Surf Co on 12 Oct 2026.

Description from Long Reef Surf Co

O'Neill Reactor 5/4 GBS Back Zip Steamer Wetsuit

Cold-Water Protection Meets Reliable Performance: The O'Neill Reactor 5/4 GBS Back Zip Steamer Wetsuit is built to keep you warm and comfortable when the temperatures drop. Combining performance, durability, and value, it’s ideal for surfers braving colder conditions. With UltraFlex DS neoprene for flexible paddling, seamless paddle zones, and GBS seam construction, this suit delivers premium features without the premium price tag.

Engineered for Performance:

UltraFlex DS Neoprene: Durable and stretchy neoprene placed through key movement zones like the arms and shoulders for improved mobility and comfort.
Back Zip Entry: Traditional and easy-entry design for fast suit-up and removal.
GBS & Stress Point Taped Seams: Triple-glued and blind-stitched seams are reinforced at critical areas to block cold water and enhance long-term durability.

Features Designed for Surfers:

Seamless Paddle Zones: Strategically placed panels eliminate seam irritation, giving your shoulders a full range of motion.
Adjustable Collar: Allows for a customized, snug seal to help prevent water entry.
5/4mm Thickness: Heavier insulation, perfect for cold water sessions, keeping your core warm without sacrificing flexibility.
Hidden Key Pocket: A discreet and secure spot to stash your key while you surf.

Why Choose the Reactor 5/4 GBS Back Zip Steamer Wetsuit?

The Reactor 5/4 GBS Steamer is a smart choice for surfers tackling colder conditions who want a balance of warmth, comfort, and long-lasting construction. With its thoughtful design and easy entry system, it’s an ideal wetsuit for beginners and intermediate surfers looking for a dependable cold-water setup.

Warmth. Flexibility. Value. The Reactor 5/4 Back Zip Steamer is ready to keep you in the lineup when the temperatures drop.