High Density Fleece Undergarments

Seac Unifleece Insulating Undergarment Dry Suit

SKU: SECUUDXLBK

^$169.50

+ wishlist

In Stock

DESCRIPTION

A fleece undergarment dry suit with quick-dress zipper, ankle stirrups, and gear pockets for cold water dives.

Scubapro K2 Extreme Men's Full Suit Undergarment

2 reviews

SKU: SCPK2EFUM3X

^$424

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In Stock

DESCRIPTION

A men's fleece undergarment with anti-squeeze padding, front double slider zipper, and P valve compatibility.

Bare Ultrawarmth Base Layer Top for Men

2 reviews

SKU: BREMUWBLT3XL

^$124.95

+ wishlist

In Stock

DESCRIPTION

A men's base layer top with OMNIRED infrared technology and advanced stretch-breathable fleece material for ultimate dry suit layering.

Bare Ultrawarmth Base Layer Pants for Men

2 reviews

SKU: BREMUWBLPSM

^$102.95

+ wishlist

In Stock

DESCRIPTION

A high-performance base layer for men with advanced infrared technology and moisture-wicking fabric.

Fourth Element XT250 Xerotherm Top Men's

1 reviews

SKU: FRTXTM3XL

^$203.70

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In Stock

DESCRIPTION

A men's base layer top made with Xerotherm insulation technology and Polartec Powerstretch fabric.

Pinnacle Temperate Undergarment (Unisex)

1 reviews

SKU: PINTUM2XL

^$229.95

+ wishlist

In Stock

DESCRIPTION

A black, two-layer technical fleece undergarment offering warmth, flexibility, and comfort for moderate water temperatures.

Mares Ultra Skin Men's Long Sleeve Top

1 reviews

SKU: MRSUSMLS3XL

^$188.99

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In Stock

DESCRIPTION

A long-sleeve men's top with fleece lining, windproof PU membrane, and stretchy Spandex outer layer.

Fourth Element XT250 Xerotherm Leggings

SKU: FRTXLM2XL

~~$203.70~~ Save: $103.73 (51%)

^$99.97

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In Stock

DESCRIPTION

A men's undergarment with Xerotherm insulation technology and stirrups to prevent ride up.

Fourth Element X-Core Men's Vest

SKU: FRTXCL

^$209

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In Stock

DESCRIPTION

A sleeveless men's vest with 4-way stretch fabric and Polartec X core technology for added warmth.

Bare Polar Stretch Mid Layer Men's Pant

SKU: BREMPBLL

^$299.95

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In Stock

DESCRIPTION

A form-fitting, moisture-wicking mid-layer pant for male divers with a secure pocket and P-Valve integration.

Lavacore Men's Long Sleeve Shirt

23 reviews

SKU: LVCSLSMLR

^$129.95

+ wishlist

In Stock

DESCRIPTION

A neutrally buoyant, antibacterial long sleeve shirt with a soft fleece inner layer for warmth.

Pros

High quality
Effective buoyancy
Provides warmth
Recommended by dive instructors
Comfortable fit

Lavacore Pants Unisex

7 reviews

SKU: LVCP2XL

^$139.95

+ wishlist

In Stock

DESCRIPTION

A unisex pants with antibacterial fleece, 4-way stretch, breathable layer, and neutral buoyancy.

Scubapro 1.5mm Everflex Men's Long Sleeve Top

4 reviews

SKU: SCPE1LSMBK2X

^$219

+ wishlist

In Stock

DESCRIPTION

A high-stretch, water-repellant neoprene top for male scuba divers with fleece and plush lining for warmth and comfort.

Scubapro Everflex 1.5 Legging Women's

3 reviews

SKU: SCPE1LWT3XL

^$219

+ wishlist

In Stock

DESCRIPTION

A form-fitting, 1.5mm neoprene legging for female scuba divers, providing warmth, comfort, and range of motion.

Mares Ultra Skin Steamer She Dives Women's Skin Suit

3 reviews

SKU: MRSUSWS2XL

^$278.99

+ wishlist

In Stock

DESCRIPTION

A women's full suit featuring a fleece lining, windproof PU membrane, and stretchy spandex outer layer.

Sharkskin Titanium 2 Men's Front Zip Full Suit with Hood and Socks Package

1 reviews

SKU: PCKSHSTCUM

~~$739.97~~ Save: $74 (10%)

^$665.97

+ wishlist

In Stock

DESCRIPTION

A 5mm Sharkskin Titanium 2 men's full suit with hood and socks package for thermal protection in waters down to 68 degrees F.

Waterproof Body 2X Top, Men's Undergarment

1 reviews

SKU: WPGBD2XTMMD

^$198

+ wishlist

In Stock

DESCRIPTION

A technically advanced men's undergarment with high thermal insulation and excellent moisture-wicking properties.

Sharkskin Titanium 2 Women's Front Zip Full Suit with Hood and Socks Package

1 reviews

SKU: PCKSHSTCUW

~~$739.97~~ Save: $74 (10%)

^$665.97

+ wishlist

In Stock

DESCRIPTION

A 5mm front zip full suit for women with titanium nanoparticles and hollow yarn fleece for thermal protection.

Mares Ultra Skin Steamer Men's Skin Suit

1 reviews

SKU: MRSUSMSLR

^$278.99

+ wishlist

In Stock

DESCRIPTION

A full-body men's suit with fleece lining, windproof PU membrane, and stretchy Spandex outer for thermal comfort.

Mares Ultra Skin Women's Shorts

1 reviews

SKU: MRSUSSHWMD

^$125.99

+ wishlist

In Stock

DESCRIPTION

A women's fleece-lined short offering UPF 50+ sun protection, windproof comfort, and flexible spandex fit.

Mares Ultra Skin Long Pants for Men

SKU: MRSUSLPSM

^$119.95

+ wishlist

In Stock

DESCRIPTION

A stretchy, windproof, and breathable pair of long pants for men, perfect for scuba diving.

Bare ExoWear Pants for Men Black Small Open Box

SKU: BREPMSMOB

~~$159.95~~ Save: $31.99 (20%)

^$127.96

+ wishlist

In Stock

DESCRIPTION

A black fleece pant with OMNIRED Infrared Technology offers maximum thermal protection for water sports.

Scubapro K2 Men's Undergarment Top

SKU: SCPK2UTMXL

^$235

+ wishlist

In Stock

DESCRIPTION

A breathable undergarment top for men, compatible with trilaminate and neoprene suits, featuring anti-ride-up loops and front zip.

Waterproof Body 2X Top, Women's Undergarment

SKU: WPGBD2XTWMD

^$198

+ wishlist

In Stock

DESCRIPTION

A women's undergarment with high thermal insulation made of technically advanced hollow fiber polyester.

Bare Polar Xtreme Women's Full Suit

SKU: BREWFSBAMT

^$739.95

+ wishlist

In Stock

DESCRIPTION

A women's full suit with Primaloft Gold Insulation, offering warmth, breathability, and water resistance.

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High Density Fleece Undergarments

When you’re planning a dive in cooler waters, or even a long session in a temperate environment where the chill can creep in over time, nothing compares to the comfort and performance of high density fleece undergarments. These specialized layers are engineered to trap body heat while efficiently wicking away moisture, creating a microclimate that keeps divers warm and dry beneath their exposure suits. Unlike traditional fabrics that can become clammy or lose insulation when wet, high density fleece maintains its loft and thermal properties, making it a reliable choice for both recreational and technical divers who refuse to let cold water shorten their adventures. Whether you’re prepping for a summer night dive when the temperature drops, or gearing up for a winter quarry exploration, the right undergarment can make the difference between a dive filled with shivers and one where you’re free to focus on the wonders beneath the surface.

High density fleece undergarments are not just for the seasoned cold water diver; they’re also a thoughtful gift for anyone who is passionate about diving year-round, or for friends and family members who are starting to explore more challenging environments. Many divers remember their first time donning a proper thermal layer—how it transformed their experience, allowing for longer bottom times and more relaxed safety stops. These garments are designed for versatility, easily layered under wetsuits or drysuits, and they offer a soft, non-restrictive fit that moves with the body. The fabric’s durability means it stands up to repeated use and washing, an important consideration for those who dive frequently or travel often. For instructors and dive professionals, having a reliable set of fleece undergarments is essential, as it ensures comfort during long teaching sessions or surface intervals in unpredictable weather. Even snorkelers or water sports enthusiasts who spend extended periods in and around the water during cooler mornings or evenings will appreciate the added warmth and quick-drying properties that high density fleece provides.

Choosing the right high density fleece undergarment involves considering factors such as fit, layering compatibility, and the specific water temperatures you’ll encounter. Look for garments with thoughtful design features like thumb loops, stirrups, or flatlock seams that minimize chafing under exposure suits. Breathability and moisture management are crucial, especially on multi-dive days when staying dry between dives can impact your overall comfort and safety. For those who travel, lightweight and compressible options make packing easier without sacrificing insulation. If you’re building your cold water kit or searching for the perfect present for a dive buddy, exploring the full range of Fleece Undergarments can help you find a solution tailored to your needs. With the right gear, you’ll be ready to embrace every season and dive site, from brisk alpine lakes to coastal kelp forests, making every underwater experience a warm and memorable one.

Top Picks For High Density Fleece Undergarments