Santi BZ420X Undersuit

Discover the BZ420X Undersuit – Now Available at The ScubaDiving Gear Store

Elevate your cold-water diving experience with the BZ420X, the latest and most advanced version of the best-selling BZ400X undersuit. Designed for the harshest diving conditions, the BZ420X delivers superior insulation, enhanced durability, and exceptional comfort, making it the go-to choice for serious cold-water divers.

Key Features:

Upgraded Thermal Insulation: The BZ420X incorporates trusted Thinsulate™ insulation, now with even better thermal properties to ensure maximum warmth while retaining its non-compressive design underwater.
Enhanced Polar Fleece: We’ve replaced the BZ400X’s micropolar lining with high-performance Thermo Pile 100 fleece, which offers greater warmth, comfort, and breathability for unrestricted movement.
Reinforced for Durability: Built to withstand rugged use, the BZ420X features reinforced contrast material on the chest and shoulders for added protection without sacrificing flexibility. The men's version also includes convenient side pockets.
Sleek, Modern Look: Updated with a stylish "brick" pattern, the BZ420X blends contemporary design with high-performance functionality.

Additional Features:

Two side pockets and an inner left chest pocket
Reflective accents for enhanced visibility
Rubber thumb loops to facilitate airflow into dry gloves
Comfortable collar with a refined design
Two-way front zipper for easy donning
Elastic waist gusset for a customized fit
Shoulder and knee gussets for unrestricted mobility
Wide 10 cm elastic ankle bands to prevent the suit from riding up
Integrated openings for two p-valves and one heating system
Grey inner suspenders for a secure fit

Comfort and Practicality:

The BZ420X retains all the popular features of the BZ400X, including elastic cuffs, inner suspenders, and airflow ribbons for dry glove systems. It ensures exceptional mobility and ease of use, even in the most demanding diving conditions.

Perfect for Extreme Cold:

Designed for ice diving, deep-water expeditions, or extended decompression dives, the BZ420X provides industry-leading thermal protection. It stands as one of the warmest undersuits available, ensuring you stay comfortable and focused in the coldest waters.

Added Convenience:

Each BZ420X undersuit comes with a durable carry bag, making transport and storage effortless. It continues SANTI's legacy of innovation, following in the footsteps of the renowned Kango undersuit.

Set a New Standard in Cold-Water Diving Gear

Combining decades of expertise with cutting-edge materials and design, the BZ420X redefines thermal insulation and comfort. Take on the toughest diving environments with confidence, and experience unmatched warmth and durability with the BZ420X, exclusively available at The ScubaDiving Gear Store.

Santi BZ420x Undersuit