Thermal Fullsuits

NeoSport 3/2mm Men's Full Wetsuit

156 reviews

SKU: BLR3JM2XLB

~~$163.99~~ Save: $54.04 (33%)

^$109.95

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In Stock

DESCRIPTION

A durable, flexible full wetsuit with 3/2mm neoprene thickness for warm water activities.

NeoSport 5mm Men's Full Wetsuit

104 reviews

SKU: BLR5JMMD

~~$209.99~~ Save: $40.04 (19%)

^$169.95

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In Stock

DESCRIPTION

A 5mm full wetsuit for men, designed for scuba diving in colder waters, with flexible arms and legs for mobility.

O'neill 3/2mm Reactor II Men's Full Wetsuit

102 reviews

SKU: ONLR2FMBHXL

^$159.95

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In Stock

DESCRIPTION

A high-performance men's full wetsuit with a back-zipper entry system, ultra-stretch neoprene, and durable construction.

Pros

Great mobility and flexibility
Durable construction and easy to put on/take off
Good fit and comfortable
Affordable price for the quality
Provides warmth and protection in cool water

Henderson 3mm Thermoprene Men's Full Wetsuit

71 reviews

SKU: HNDTJ3MXS

~~$298.99~~ Save: $179.02 (60%)

^$119.97

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In Stock

DESCRIPTION

A high-quality, 3mm Thermoprene men's full wetsuit with adjustable collar and contoured fit for scuba diving.

Henderson 8/7mm Thermoprene Pro Men's Hooded Semi-Dry Suit

68 reviews

SKU: HNDTPSDXL

~~$659.99~~ Save: $99 (15%)

^$560.99

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In Stock

DESCRIPTION

A high-quality, 8/7mm semi-dry suit for male scuba divers with durable knee pads and PK S-Lock zipper.

Pros

Great fit and comfort
Reasonable price for the quality
Excellent warmth and minimal water leakage
Easy to put on and take off
High-quality construction and durability

NeoSport 7/5mm Men's Full Wetsuit

63 reviews

SKU: BLR7JMSMBL

~~$255.99~~ Save: $56.04 (22%)

^$199.95

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In Stock

DESCRIPTION

A 7/5mm full wetsuit for men, designed for scuba diving in colder waters, providing core warmth and mobility.

Pros

Excellent thickness for cold waters
Flexible and easy to move in
Affordable price
High quality with useful features
Great fit and size

NeoSport 3/2mm Women's Full Wetsuit

58 reviews

SKU: BLR3JWXSLV

~~$163.99~~ Save: $54.04 (33%)

^$109.95

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In Stock

DESCRIPTION

A female-specific 3/2mm full wetsuit with thicker torso for warmth and anatomical cut for comfort.

Henderson 3mm Thermoprene Women's Full Wetsuit

54 reviews

SKU: HNDTJ3W6TBK

~~$298.99~~ Save: $209.02 (70%)

^$89.97

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In Stock

DESCRIPTION

A high-quality 3mm full wetsuit for women with adjustable collar and contoured fit.

NeoSport 5mm Men's Full Wetsuit Package

53 reviews

SKU: PCKDW8

~~$355.93~~ Save: $105.98 (30%)

^$249.95

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In Stock

DESCRIPTION

A 5mm full wetsuit package for men, designed for scuba diving in colder waters.

Pros

Good quality and durability
Excellent customer service
Good value for the price
Fast shipping and timely delivery
Great fit and warmth

O'Neill 3/2mm+ Hyperfreak Men's Chest Zip Long Sleeve Full Wetsuit

51 reviews

SKU: ONLH32CM2XBK

^$399.95

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In Stock

DESCRIPTION

A lightweight full wetsuit made from recycled TechnoButter neoprene for superior flexibility, warmth, and durability.

Pros

Comfortable and non-restrictive fit
Durable and high-quality construction
Lightweight and easy to put on or take off
Keeps you warm in colder water
Exceptional flexibility and stretch

Cressi Skin 1mm Suit

33 reviews

SKU: CSBS1N2XLBL

^$69.95

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In Stock

DESCRIPTION

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

Pros

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

O'Neill 4/3mm+ Hyperfreak Men's Chest Zip Long Sleeve Full Wetsuit

31 reviews

SKU: ONLH43CMSMBK

^$419.95

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In Stock

DESCRIPTION

A lightweight full wetsuit featuring flexible TechnoButter neoprene, chest zip entry, and reinforced taped seams.

Pros

Exceptional comfort and flexibility
Lightweight and easy to put on or remove
Warmth across a wide temperature range
High-quality construction and durability
Snug, secure, and form-fitting design

Cressi 3mm Morea Men's Full Wetsuit

26 reviews

SKU: CSBM3JMSM

^$154.95

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In Stock

DESCRIPTION

A 3mm neoprene full wetsuit designed for optimum flexibility and durability in warm water activities.

NeoSport 5mm Women's Full Wetsuit

21 reviews

SKU: BLR5JW12LV

~~$209.99~~ Save: $40.02 (19%)

^$169.97

+ wishlist

In Stock

DESCRIPTION

A female-specific 5mm neoprene wetsuit designed for scuba diving in colder waters, offering flexibility and comfort.

Lavacore Men's Full Suit

20 reviews

SKU: LVCM3XL

^$249.95

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In Stock

DESCRIPTION

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

Henderson Polyolefin Jumpsuit

20 reviews

SKU: HNDPJBK3X

^$185.99

+ wishlist

In Stock

DESCRIPTION

A durable and versatile polyolefin jumpsuit with spine pad, offering protection, warmth, and comfort for scuba diving.

Pros

Adds buoyancy and reduces weight
Provides warmth and protection
Versatile and lightweight
Easy to don and doff
Comfortable and well-made

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.

NeoSport 7/5mm Women's Full Wetsuit

16 reviews

SKU: BLR7JW8LV

~~$255.99~~ Save: $56.04 (22%)

^$199.95

+ wishlist

In Stock

DESCRIPTION

A 7/5mm women's full wetsuit designed for scuba diving, providing core body warmth and mobility in colder waters.

Lavacore Back Zipper Full Jumpsuit, Men's

16 reviews

SKU: LVCJBM3XL

^$249.95

+ wishlist

In Stock

DESCRIPTION

A neoprene fullsuit for male scuba divers with 4-way stretch, thermal insulation, and overlap flat lock stitch.

NeoSport 7mm Men's Full Wetsuit Package

15 reviews

SKU: PCKDW10

~~$417.88~~ Save: $117.93 (28%)

^$299.95

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In Stock

DESCRIPTION

A 7mm full wetsuit package for men, designed for cold water use with added knee pads and vented bib hood.

Scubapro 3mm Definition Men's Full Wetsuit

14 reviews

SKU: SCPDSM3LR

^$359

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In Stock

DESCRIPTION

A 3mm full wetsuit for men with a custom fit, infrared fleece lining, and secure wrist instrument straps.

Henderson 3mm Thermoprene Men's John Wetsuit

13 reviews

SKU: HNDT3MJLR

~~$211.99~~ Save: $42.40 (20%)

^$169.59

+ wishlist

In Stock

DESCRIPTION

A high-quality 3mm neoprene men's wetsuit with extra stretch and abrasion-resistant exterior.

NeoSport 5mm Women's Full Wetsuit Package

11 reviews

SKU: PCKDW9

~~$397.87~~ Save: $147.92 (37%)

^$249.95

+ wishlist

In Stock

DESCRIPTION

A 5mm full wetsuit package designed for women with hypoallergenic shampoo and boots for warmth.

NeoSport 7mm Women's Full Wetsuit Package

10 reviews

SKU: PCKDW11

~~$417.88~~ Save: $117.93 (28%)

^$299.95

+ wishlist

In Stock

DESCRIPTION

A 7mm women's full wetsuit package designed for cold water with abrasion-resistant knee pads and vented bib hood.

NeoSport 3mm Men's Full Wetsuit Package

8 reviews

SKU: PCKDW1

~~$303.87~~ Save: $103.88 (34%)

^$199.99

+ wishlist

In Stock

DESCRIPTION

A complete scuba diving wetsuit package for men, including a 3mm fullsuit, beanie cap, gloves, boots, hanger, deodorizer, and shampoo.

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Thermal Fullsuits

When the water temperature drops below 16°C (60°F), the right gear makes all the difference between a shivering, short-lived experience and a comfortable, memorable adventure below the surface. Thermal fullsuits are purpose-built to deliver maximum warmth and protection, crafted from thick, high-grade neoprene or innovative technical fabrics designed to insulate and retain body heat. These suits often feature advanced linings that trap warmth, with some utilizing cutting-edge materials that reflect infrared heat back to the body. The thickness of a thermal fullsuit is a key consideration: options like 4/3mm (with a 4mm core and 3mm limbs) or 5/4mm provide the ideal balance between insulation and flexibility, letting you move freely while exploring kelp forests, rocky reefs, or open water stretches. Reinforced chest and back panels, sealed seams, and features like integrated hoods or wrist and ankle seals are common in these suits, all engineered to minimize water entry and maximize thermal retention. For divers and snorkelers venturing into brisk spring seas or surfers chasing early-morning waves, the difference a well-fitted thermal fullsuit makes is immediate—no more cutting dives short or rushing back to shore as the chill sets in.

The versatility of thermal fullsuits means they’re equally valued by dedicated year-round divers, open water swimmers training for their next event, and water sports enthusiasts who refuse to let the season dictate their passion. These suits are a thoughtful gift for anyone who loves the water but is deterred by cooler conditions—think of the friend who dreams of exploring shipwrecks off the coast in March, or the family member training for a triathlon in a local lake before summer’s warmth arrives. For those new to cold-water activities, a thermal fullsuit opens up a world of possibility, transforming what could be a teeth-chattering ordeal into a smooth, enjoyable experience. Experienced divers know the comfort of slipping into a suit with a plush thermal lining, feeling the snug fit as they zip up, and stepping into the water with confidence, knowing they’ll stay warm on long descents or surface intervals. Whether you’re adding to your own gear collection or surprising a loved one with a practical, high-performance gift, the right fullsuit is an investment in comfort, safety, and the ability to enjoy aquatic adventures in all seasons.

Choosing the best thermal fullsuit comes down to understanding your typical water temperatures, activity level, and personal tolerance for cold. Pay attention to suit thickness, seam construction, and the quality of the inner lining—these details can be the difference between a suit that keeps you cozy and one that lets the cold seep in. If you’re planning to explore temperate waters where conditions can change quickly, or you want to extend your diving and swimming season into the cooler months, take a look at our curated selection of Thermal Wetsuits For Temperate Waters for more options tailored to those in-between environments. With the right thermal fullsuit, you’ll be equipped to make the most of every dive, swim, or surf session—no matter how brisk the water gets.