Warmth Base Layers

NeoSport Unisex Sports Skin Suit

651 reviews

SKU: BLRLM3XBK

~~$64.95~~ Save: $15 (23%)

^$49.95

+ wishlist

In Stock

DESCRIPTION

A form-fitting unisex skin suit made of lycra, designed for scuba and snorkeling, with internal key pocket.

Pros

Durable and well-made
Good value for the price
Accurate sizing and helpful customer service
Easy to put on and take off
Provides protection and warmth

Cressi Skin 1mm Suit

30 reviews

SKU: CSBS1NXLBKBL

^$64.95

+ wishlist

In Stock

DESCRIPTION

A 1mm fullsuit by Cressi with UV protection, heel stirrup straps, and thermal insulation.

Pros

Extra warmth
Suitable for warm water
Good fit
Comfortable
Helps with wetsuit

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 Men's Full Suit

20 reviews

SKU: LVCMMD

^$249.95

+ wishlist

In Stock

DESCRIPTION

A neutrally buoyant men's full suit with antibacterial fleece, 4-way stretch, and breathable middle layer.

NeoSport 1.5mm Xspan Men's Long Sleeve Top

20 reviews

SKU: NSPPLSSMD

~~$91.95~~ Save: $20 (22%)

^$71.95

+ wishlist

In Stock

DESCRIPTION

A ultra-soft, comfortable men's long sleeve top made from exclusive XSPAN material with 4-way stretch neoprene.

Lavacore Bibbed Hood

18 reviews

SKU: LVCHDLR

^$29.95

+ wishlist

In Stock

DESCRIPTION

A neutrally buoyant bibbed hood with antibacterial inner fleece and SPF 30+ sun protection.

O'Neill Thermo X Long Sleeve Rash Guard

17 reviews

SKU: ONLTXLTSM

^$71.95

+ wishlist

In Stock

DESCRIPTION

A high-performance long sleeve rash guard with incredible insulation, low bulk, and quick-dry properties for ultimate comfort and freedom of movement.

Lavacore Women's Full Suit

17 reviews

SKU: LVCW6

^$249.95

+ wishlist

In Stock

DESCRIPTION

A female-specific fullsuit with antibacterial fleece, 4-way stretch, and flat lock stitching for reduced water flow.

Lavacore Back Zipper Full Jumpsuit, Men's

16 reviews

SKU: LVCJBMK1

^$249.95

+ wishlist

In Stock

DESCRIPTION

A male full jumpsuit by Lavacore with soft fleece inner layer for warmth and 4-way stretch for comfort.

Lavacore Women's Long Sleeve Shirt

15 reviews

SKU: LVCSLSW6

^$129.95

+ wishlist

In Stock

DESCRIPTION

A female-specific, thermal-insulated long sleeve top with 4-way stretch and neutrally buoyant material.

Lavacore Men's Short Sleeve Shirt

15 reviews

SKU: LVCSSMLR

^$119.95

+ wishlist

In Stock

DESCRIPTION

A comfortable and odor-minimizing short sleeve shirt with 4-way stretch and thermal insulation.

Lavacore Men's Vest

14 reviews

SKU: LVCVMSM

^$99.95

+ wishlist

In Stock

DESCRIPTION

A neutrally buoyant men's vest made of thermal and breathable Lavacore fabric for scuba and water sports.

NeoSport 1.5mm Xspan Women's Long Sleeve Top

13 reviews

SKU: NSPPLSSW6

~~$91.95~~ Save: $19 (21%)

^$72.95

+ wishlist

In Stock

DESCRIPTION

A 1.5mm XSPAN women's long sleeve top with 250% 4-way stretch neoprene, flat lock seams, and anatomical cut.

Sharkskin Chillproof Men's Long Sleeve Top

11 reviews

SKU: SHSCPLSMMD

~~$149.99~~ Save: $50.02 (33%)

^$99.97

+ wishlist

In Stock

DESCRIPTION

A neutrally buoyant men's long sleeve top made from 100% chill proof material for exceptional mobility and warmth.

Lavacore Women's Hooded Vest

11 reviews

SKU: LVCHVTW18

^$129.95

+ wishlist

In Stock

DESCRIPTION

A female-specific hooded vest with antibacterial inner fleece, 4-way stretch, SPF 30+ sun protection, and full gusset underarm.

Lavacore Women's Vest

11 reviews

SKU: LVCVW4

^$99.95

+ wishlist

In Stock

DESCRIPTION

A female-specific scuba vest with antibacterial fleece and 4-way stretch for comfort and flexibility.

Lavacore by Oceanic Men's Long Sleeve Hooded Shirt

9 reviews

SKU: LVCHSM4XL

^$159.95

+ wishlist

In Stock

DESCRIPTION

A men's long sleeve hooded shirt offering thermal control, SPF 50+ protection, and exceptional flexibility.

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.

Lavacore Back Zipper Full Jumpsuit, Women's

5 reviews

SKU: LVCJBW18

^$249.95

+ wishlist

In Stock

DESCRIPTION

A women's full jumpsuit with a soft fleece inner layer for warmth and 4-way stretch for comfort and flexibility.

Scubapro 1mm Hybrid Thermal Men's Long Sleeve Top

5 reviews

SKU: SCPHTTLM2XL

^$115

+ wishlist

In Stock

DESCRIPTION

A 1mm neoprene men's top with hybrid thermal insulation for warmth, comfort and range of motion.

Sharkskin Chillproof Women's Long Sleeve Top

3 reviews

SKU: SHSCPLSW12

~~$149.95~~ Save: $59.98 (40%)

^$89.97

+ wishlist

In Stock

DESCRIPTION

A female-specific long sleeve top made from 100% chill proof material with 4-way stretch and micro fleece layer.

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.

Bare ExoWear Pants Women's, Black

3 reviews

SKU: BREPW2

^$179.95

+ wishlist

In Stock

DESCRIPTION

A black women's pants with maximum thermal protection, OMNIRED Infrared Technology, and flat seam stitching.

Sharkskin Titanium 2 Men's Front Zip Long Sleeve Top

3 reviews

SKU: SHST2LM4X

^$299.99

+ wishlist

In Stock

DESCRIPTION

A front-zip long sleeve top for male scuba divers with unmatched thermal protection and smart temperature control.

Sharkskin Titanium 2 Men's Long Sleeve Top, Pants, Hood & Socks Package

3 reviews

SKU: PCKSHST2LMK

~~$619.96~~ Save: $62 (10%)

^$557.96

+ wishlist

In Stock

DESCRIPTION

A thermal protection package for men, featuring a titanium-infused material that retains body heat in cold waters.

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Warmth Base Layers

Staying warm beneath the surface is a fundamental part of enjoying any dive, whether you’re gliding through summer kelp forests, exploring the depths of a freshwater quarry, or braving early morning boat rides before the sun has a chance to take the chill off the water. Warmth base layers are designed to be your first line of defense against the cold, creating a comfortable microclimate next to your skin and helping to regulate your body temperature throughout your underwater adventure. Even in July, when surface temperatures can be deceivingly balmy, the water below often remains much cooler—especially at depth or in shaded coves. For divers who want to extend their bottom time, photographers waiting patiently for the perfect shot, or instructors logging multiple dives in a day, a quality base layer is an essential piece of kit. These garments are crafted from advanced materials engineered to wick moisture, trap heat, and provide a flexible fit that moves with you, ensuring you never feel bulky or restricted beneath your wetsuit or drysuit.

Warmth base layers aren't just for those venturing into frigid northern waters or planning shoulder-season dives; they’re a thoughtful gift for anyone who loves the ocean, whether they’re a seasoned diver, a snorkeler who enjoys lingering in cooler shallows, or a paddleboarder who wants to stay comfortable during early morning sessions. Their versatility makes them a staple for travel, too—packable and lightweight, they can be layered for extra insulation on unpredictable trips, or worn alone in tropical climates where a bit of coverage goes a long way toward comfort and sun protection. Many divers swear by the difference a good base layer makes, recalling days when a thin, insulating layer kept the cold at bay on long drift dives or surfaced shivering after forgetting to pack one. The right base layer can transform your experience, letting you focus on the wonders around you instead of counting the minutes until you can warm up on deck.

When choosing a warmth base layer, consider the specific conditions you’ll encounter and your own comfort preferences. Look for materials that offer a balance of thermal retention and breathability, so you stay warm without overheating or feeling clammy during surface intervals. Fit is key: a snug, ergonomic cut will maximize insulation and minimize water flow, but you’ll want enough stretch for easy donning and doffing. Some divers prefer the latest technological advances, such as Infrared Thermal Base Layers, which use innovative fabrics to reflect your own body heat and provide an extra edge in thermal efficiency. Whether you’re gearing up for a cold-water expedition, preparing for shoulder-season dives, or simply want to make every outing more enjoyable, investing in a reliable warmth base layer is a decision you’ll appreciate every time you slip beneath the waves.

Top Picks For Warmth Base Layers