DUI DuoTherm II 300 Mid Layer Vest

Quick answer: DUI DuoTherm II 300 Mid Layer Vest is a drysuit accessory from DUI. Fat Guy Scuba Supply lists it through our Scuba.com affiliate partnership, and you complete your purchase at Scuba.com.

Why it's worth a look

In a drysuit, the details matter. The right undergarment, seals and valves keep you warm and comfortable. It is offered up to XXL, which is a real plus for bigger divers, since many brands stop well short of that.

Highlights

• Exceptional warmth with the DUI DuoTherm II 300 mid layer vest, perfect for cold dives.
• Stay comfortable and dry thanks to the Active Wicking Technology (AWT) in this fleece vest.
• Designed for a snug fit, this unisex DUI vest enhances your diving performance and mobility.
• Ideal for water temperatures between 45-60°F, providing reliable insulation for extended dives.
• The front zip closure ensures easy on and off, making this a practical undergarment choice.

Specs

• Brand: DUI
• Part numbers: 209423, 209424, 209425

Options

Offered in 3 options, including X-Large, Large, XX-Large. Check Scuba.com for current stock in your size and color.

Before you buy

Confirm compatibility with your drysuit on Scuba.com. Seal and valve work is often best done by a dive shop.

Check Availability at Scuba.com

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