- Free shipping on orders $99 or more (excludes bulky items)
- Shop Local - Northern Beaches FREE Next Day Delivery
- "No Worries" 30-Day Returns - *Exceptions Apply
O'Neill HyperX 3/2mm Chest Zip Stitchless Steamer Wetsuit
Next-Level Performance. Maximum Thermal Efficiency. Introducing O'Neill's latest high-performance wetsuit, featuring Stitchless Seam Technology (SST). Engineered for surfers who demand cutting-edge performance, flexibility and warmth, the O’Neill Stitchless Seam Technology (SST) minimises water entry while maximising thermal retention—helping you stay warmer, surf longer, and reduce fatigue. Built with premium materials and a performance-driven design, the HyperX 3/2mm Steamer Chest Zip delivers unmatched comfort, stretch, and endurance in the water.
Engineered for Performance:
- Stitchless Seam Technology (SST): Seam-free construction reduces water entry and enhances thermal efficiency for longer, warmer sessions.
- TB3X Performance Stretch: High-end stretch material delivers superior flexibility, comfort, and unrestricted movement.
- Chest Zip Entry System: Performance design improves warmth, flexibility, and water seal while maintaining easy entry.
Features Designed for Surfers:
- Inner 360° Water Barrier: Helps prevent flushing and retains core warmth.
- Double Seal Collar: Soft, secure fit around the neck to minimise water entry.
- 3/2mm Thickness: Ideal balance of warmth and flexibility for cool-to-mild water conditions.
- High Performance Freedom: Engineered for unrestricted movement and enhanced endurance in the surf.
- Hidden Key Pocket: Secure storage for small essentials during sessions.
- Eco-Conscious Materials: Made with recycled plastic for a reduced environmental impact.
Why Choose the O'Neill HyperX 3/2mm Chest Zip Stitchless Steamer Wetsuit?
The HyperX Stitchless Steamer is built for surfers who want the latest in wetsuit innovation. With stitchless seams, premium stretch materials, and advanced water-sealing features, it delivers superior warmth, flexibility, and comfort. Less water entry means better heat retention and longer sessions—so you can focus on performance, not the cold.
Stay Warmer. Surf Longer. Perform Better. The HyperX SST sets a new standard in wetsuit technology.
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Free delivery on orders over $99*
We aim for Same Day Despatch for most orders received by 12pm Monday – Friday.
Free Northern Beaches Delivery on orders over $50. Fast despatch, most arrive within 1 business day.
We offer the following delivery options at checkout:
Standard: Generally arrives in 3-11 business days
- FREE for orders $99 or more*
- $9.95 for orders less than $99*
Express: Generally arrives in 2-5 business days
- $14.95 for orders less than $99*
- $9.95 for orders $99 or more*
Local Delivery: FREE Next Day delivery for Sydney Northern Beaches residents, for orders $50 or more. Applies only to items in stock at our Brookvale Store or Warehouse.
* Note: Standard & Express Free Shipping offer excludes bulky items such as such as surfboards, bodyboards, heavy board racks and certain other bulky items. Options are provided at checkout.
30 day “No Worries” Returns
Your can return items that are unused, unworn, with all tags within 30 days of purchase. Note some exceptions apply.
For approved change-of-mind returns, you can choose from the following options:
- Exchange: One FREE exchange with no return processing fee
- Store credit: Bonus credit + no return processing fee
- Refund to original payment method: $9.95 return processing fee.
You are responsible for paying the return delivery cost, or you can return it to us in-store.