Warmth Base Layers

NeoSport Unisex Sports Skin Suit

651 reviews

SKU: BLRLM3XBK

~~$69.95~~ Save: $15 (21%)

^$54.95

+ 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: CSBS1NXSBKPK

^$64.95

+ wishlist

In Stock

DESCRIPTION

A 1mm fullsuit by Cressi with UV protection, reduced drag, and thermal insulation for scuba diving.

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

~~$99.95~~ Save: $22 (22%)

^$77.95

+ 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: ONLTXLTMD

^$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: LVCSSMML

^$119.95

+ wishlist

In Stock

DESCRIPTION

A neutrally buoyant men's short sleeve shirt with antibacterial fleece, 4-way stretch, and thermal insulation.

Lavacore Men's Vest

14 reviews

SKU: LVCVMLR

^$99.95

+ wishlist

In Stock

DESCRIPTION

A neutrally buoyant men's vest with 4-way stretch, soft fleece inner layer, and antibacterial properties.

NeoSport 1.5mm Xspan Women's Long Sleeve Top

13 reviews

SKU: NSPPLSSW6

~~$99.95~~ Save: $22 (22%)

^$77.95

+ 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 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 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 Men's Hooded Vest

10 reviews

SKU: LVCHVTMLR

^$129.95

+ wishlist

In Stock

DESCRIPTION

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

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.

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.

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.

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

3 reviews

SKU: PCKSHST2LMK

~~$699.97~~ Save: $70.01 (10%)

^$629.96

+ wishlist

In Stock

DESCRIPTION

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

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.

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Warmth Base Layers

When planning for a dive, especially as the seasons shift and water temperatures begin to drop, the importance of high-quality warmth base layers becomes immediately apparent. Even in the late summer months of August, divers venturing into deeper waters, shaded coves, or exploring thermoclines will quickly notice the chill that can set in beneath the surface. Base layers are the unsung heroes of thermal protection, offering a reliable foundation beneath wetsuits or drysuits. They work by trapping a thin layer of water or air close to the body, which is then warmed by your own heat, creating a buffer against the colder environment. This is essential not only for comfort but also for safety, as maintaining core body temperature helps prevent fatigue and hypothermia during longer dives. These layers are designed to be lightweight, flexible, and quick-drying, ensuring they don’t restrict movement or become cumbersome when transitioning between land and water. For those who dive year-round or travel to varied destinations, a dependable set of base layers can mean the difference between an enjoyable experience and a cut-short adventure.

The appeal of warmth base layers extends beyond the dedicated diver. They make thoughtful gifts for anyone who loves water sports—snorkelers, paddleboarders, kayakers, or even swimmers training in open water. The versatility of these garments means they’re just as useful for layering under a wetsuit on a brisk morning as they are for extra insulation during a winter dive trip. Many divers recall the unexpected comfort of slipping into a well-fitted base layer before an early sunrise dive, the fabric soft against the skin, providing reassurance against the initial shock of cold water. For those who tend to feel the chill more acutely, or for anyone introducing a friend or family member to the underwater world, these layers offer a gesture of care and consideration. They’re also a practical addition to any travel kit, packing down small and drying quickly after a rinse, ready for the next day’s adventure. If you’re shopping for someone with specific needs, such as women divers who want a tailored fit for optimal comfort and performance, be sure to explore our dedicated selection of Women's Base Layers.

Choosing the right base layer involves considering the type of diving or water activity, the expected water temperature, and personal comfort preferences. Some divers prefer ultra-thin, moisture-wicking fabrics for tropical environments where the main goal is to reduce chafing and provide a light thermal boost. Others opt for thicker, fleece-lined options for cold water or extended bottom times, appreciating the added warmth without bulk. Breathability, stretch, and ease of layering are key features to look for, as is durability—these garments should stand up to repeated use, saltwater exposure, and frequent washing. Seasoned divers often keep a few different weights on hand, swapping them out as conditions change. Whether you’re heading out for a quick local shore dive or planning a liveaboard trip with multiple dives each day, the right warmth base layer helps ensure every moment underwater is spent focused on the wonders around you, not on fighting the cold.