Santi BZ420x

Introducing the BZ420X, the latest and enhanced version of best-selling BZ400X undersuit. Designed for the coldest and most demanding diving environments, the BZ420X offers superior insulation, durability, and comfort, making it the ultimate choice for cold-water divers.

Key Features:

• Upgraded Insulation: The BZ420X uses the trusted Thinsulate™ material, now with improved thermal properties for better warmth while maintaining its non-compressive nature underwater.
• Thicker Polar Fleece: We’ve replaced the micropolar from the BZ400X with Thermo Pile 100, a high-quality fleece that provides increased warmth, comfort, and breathability, allowing full freedom of movement.
• Reinforced Design: Enhanced durability with contrast material on the upper chest and shoulders, providing extra protection in high-wear areas without compromising flexibility. The men's version includes convenient side pockets.
• Modern Aesthetic: The design has been updated with a sleek "brick" pattern, offering a contemporary look that complements its high-performance features.

Additional Features:

• Two side pockets
• Inside pocket on the left chest
• Reflective tapes for visibility
• Rubber thumb loops to supply air to dry gloves
• Elegant and comfortable collar
• Two-way zipper
• Elastic gusset at the waist for better fit
• Shoulder and knee gussets for unrestricted movement
• Grey inner suspenders
• Wide (10 cm) elastic ankle bands to prevent riding up during suit donning
• Special openings for 2 p-valves and 1 heating system

Comfort and Practicality: 

• Retains BZ400X’s Best Features: Includes elastic cuffs, inner suspenders, and airflow ribbons for dry glove systems, ensuring ease of use and maximum mobility during dives.
• Ideal for Extreme Cold: Perfect for freezing water dives or extended decompression dives, the BZ420X is designed to provide unmatched warmth, making it one of the warmest undersuits on the market.
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Additional Details:

• Comes with a durable carry bag for easy transport and storage.
• A worthy successor to the acclaimed Kango undersuit, continuing SANTI’s legacy of high-performance dive gear.

The BZ420X sets a new standard in thermal insulation for cold-water diving. Combining decades of expertise with cutting-edge materials and design, it ensures ultimate warmth, comfort, and durability. Dive confidently into the coldest waters with the BZ420X.