Neoprene Undersuits

Cressi Skin 1mm Suit

30 reviews

SKU: CSBS1NLRBKYL

~~$64.95~~ Save: $13.01 (20%)

^$51.94

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In Stock

DESCRIPTION

A 1mm nylon neoprene suit with a long front zipper, heel stirrup straps, and thumb loops for reduced drag and UV protection.

Pros

Extra warmth
Quick delivery
Suitable for snorkeling
Good fit
Helps with wetsuit

NeoSport 1mm Neo Skin Men's Full Wetsuit

68 reviews

SKU: BLR1JMBKXS

~~$139.95~~ Save: $109.98 (79%)

^$29.97

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In Stock

DESCRIPTION

A 1mm Neo Skin full wetsuit for men, offering stretch, comfort, warmth, and durability in black.

NeoSport 7mm Waterman Unisex John Wetsuit

38 reviews

SKU: NSPWJSM

~~$146.99~~ Save: $47.04 (32%)

^$99.95

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In Stock

DESCRIPTION

A durable 7mm neoprene wetsuit with diamond knee pads and a comfortable Velcro shoulder closure.

Henderson 7mm Thermoprene Men's Full Wetsuit

34 reviews

SKU: HNDTJ7MSM

~~$437.99~~ Save: $188.02 (43%)

^$249.97

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In Stock

DESCRIPTION

A high-quality 7mm Thermoprene men's full wetsuit with adjustable collar and contoured fit.

Cressi 3mm Morea Men's Full Wetsuit

26 reviews

SKU: CSBM3JMLR

^$154.95

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In Stock

DESCRIPTION

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

Pros

Suitable thickness
Provides warmth
Comfortable fit

Lavacore Men's Full Suit

20 reviews

SKU: LVCMMD

~~$249.95~~ Save: $50.01 (20%)

^$199.94

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In Stock

DESCRIPTION

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

Lavacore Back Zipper Full Jumpsuit, Men's

16 reviews

SKU: LVCJBMK1

~~$249.95~~ Save: $50.01 (20%)

^$199.94

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In Stock

DESCRIPTION

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

Henderson 3mm Thermoprene Pro Men's Full Wetsuit

16 reviews

SKU: HNDTJ3PMMTBL

~~$330.99~~ Save: $141.02 (43%)

^$189.97

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In Stock

DESCRIPTION

A high-quality, 3mm full wetsuit for men with adjustable collar, durable knee pads, and excellent stretch.

Henderson 7mm Thermoprene Pro Men's Full Wetsuit

15 reviews

SKU: HNDTJ7PMMD

~~$467.99~~ Save: $188.02 (40%)

^$279.97

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In Stock

DESCRIPTION

A high-quality 7mm full wetsuit for men, featuring 250% stretch neoprene and durable Duratex knee pads.

Scubapro 5mm Sport Men's Full Wetsuit

7 reviews

SKU: SCPSS5MYN3X

^$359

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In Stock

DESCRIPTION

A 5mm neoprene full wetsuit for men, designed for scuba diving with enhanced warmth and flexibility.

Lavacore Back Zipper Full Jumpsuit, Women's

5 reviews

SKU: LVCJBW18

~~$249.95~~ Save: $50.01 (20%)

^$199.94

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In Stock

DESCRIPTION

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

Cressi 2mm Lido Men's Full Wetsuit

5 reviews

SKU: CSBL2JMSM

~~$99.95~~ Save: $20.01 (20%)

^$79.94

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In Stock

DESCRIPTION

A durable and comfortable 2mm full wetsuit for men, ideal for scuba and snorkeling in warm water.

Hollis 8/7/6mm NeoTek V2 Unisex Hooded Semi-Dry Suit

3 reviews

SKU: HLSSNTMLBK

^$629.95

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In Stock

DESCRIPTION

A tough and reliable unisex hooded semi-dry suit with compression resistant neoprene and tech-friendly pockets.

NeoSport 5mm Waterman Unisex John Wetsuit

3 reviews

SKU: NSP5WJMD

~~$128.99~~ Save: $44.04 (34%)

^$84.95

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In Stock

DESCRIPTION

A 5mm unisex John wetsuit designed for scuba, made of premium neoprene rubber with durable seams.

Mares Ultra Skin Steamer Men's Skin Suit

1 reviews

SKU: MRSUSMSMD

^$278.99

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In Stock

DESCRIPTION

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

Cressi 7mm Fast Men's Full Wetsuit

1 reviews

SKU: CSBFM7JMMD

^$329.95

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In Stock

DESCRIPTION

A durable 7mm full wetsuit for men, designed in Italy by Cressi, ideal for scuba diving and snorkeling in cold waters.

Seac Sense Men's 3mm Wetsuit

1 reviews

SKU: SECMS3LR

~~$149~~ Save: $29.82 (20%)

^$119.18

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In Stock

DESCRIPTION

A 3mm fullsuit wetsuit for men, perfect for scuba diving, with a convenient back zip.

Hollis 4/3mm NeoTek Unisex Hooded Semi-Dry Suit Open Box

SKU: HLSN4SWBKMOB

~~$499.95~~ Save: $99.99 (20%)

^$399.96

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In Stock

DESCRIPTION

A black semi-dry suit with a hood, made from 4/3mm super-stretch neoprene and ThermaSkin liner.

Cressi 2.5/5mm Base Layer Men's Hooded Vest

SKU: CSBB2VM2X

^$139.95

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In Stock

DESCRIPTION

A Cressi 2.5/5mm Base Layer Men's Hooded Vest provides warmth and protection for male divers with its flexible neoprene material.

Scubapro Everdry 4mm Dry Suit Women's Open Box

SKU: SCPEDR4WMDOB

~~$1686~~ Save: $686.03 (41%)

^$999.97

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In Stock

DESCRIPTION

A black 4mm high-density neoprene drysuit with plush orange lining, abrasion-resistant panels, and integrated boots.

Cressi 7mm Castoro Men's Full Wetsuit Package

SKU: PCKCSBCPM

~~$477.45~~ Save: $142.50 (30%)

^$334.95

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In Stock

DESCRIPTION

A 7mm full wetsuit package for men with hood, boots, gloves, and hanger for easy storage.

Cressi 2.5/5mm Base Layer Women's Hooded Vest

SKU: CSBB2VWLR

^$139.95

+ wishlist

In Stock

DESCRIPTION

A women's hooded vest made of neoprene with a 2.5mm chest area and 5mm hood for warmth and flexibility.

NeoSport 3/2mm Men's Full Wetsuit

156 reviews

SKU: BLR3JMXSLB

~~$163.99~~ Save: $59.04 (36%)

^$104.95

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In Stock

DESCRIPTION

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

NeoSport 5mm Men's Full Wetsuit

102 reviews

SKU: BLR5JMSM

~~$209.99~~ Save: $50.04 (24%)

^$159.95

+ wishlist

In Stock

DESCRIPTION

A 5mm full wetsuit for men, designed for scuba diving with flexible arms and legs, abrasion-resistant knee pads, and easy donning.

NeoSport 3mm Men's Shorty Wetsuit

69 reviews

SKU: BLRS3MXLA

~~$119.95~~ Save: $30 (25%)

^$89.95

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In Stock

DESCRIPTION

A 3mm neoprene shorty wetsuit for men, perfect for scuba diving, snorkeling, and surfing in warmer waters.

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Neoprene Undersuits

Whether you’re gearing up for early summer dives or planning a trip to cooler waters, a neoprene undersuit can make all the difference in your comfort and enjoyment underwater. These garments are designed to provide an additional layer of thermal protection, fitting snugly beneath your wetsuit or drysuit to help retain body heat and ward off the chill during extended dives. The unique insulating properties of neoprene, combined with its flexibility, make these undersuits an essential piece of kit for divers venturing into temperate or cold environments. As the water temperatures may still be brisk in May, especially in northern regions or at depth, the added warmth from a neoprene undersuit allows you to focus on the underwater scenery rather than shivering through your dive. Whether you’re exploring kelp forests off the Pacific coast, investigating shipwrecks in the Great Lakes, or simply enjoying a local quarry, staying warm is key to maximizing your bottom time and minimizing fatigue.

Neoprene undersuits are not just for seasoned technical divers or those braving icy waters. They are equally valuable for new divers who may be more sensitive to the cold, or for anyone who wants to extend their dive season beyond the warmest months. These undersuits are also a thoughtful gift for dive buddies, instructors, or family members who are passionate about scuba diving, snorkeling, or other water sports. Picture a friend who has just completed their open water certification and is eager to explore new dive sites—an undersuit can give them the confidence and comfort to dive longer and discover more. Or imagine a seasoned diver prepping for a liveaboard adventure where water temperatures vary dramatically; a neoprene undersuit offers the versatility to adapt to changing conditions without overhauling their entire gear setup. The right undersuit can also be a practical addition for underwater photographers, marine biologists, or rescue divers who spend extended periods submerged and need reliable thermal protection to stay focused on their tasks.

When selecting a neoprene undersuit, consider factors such as thickness, fit, and compatibility with your existing wetsuit or drysuit. A well-fitted undersuit should move with your body, providing warmth without restricting mobility or causing uncomfortable bunching at the joints. Pay attention to features like reinforced seams, easy-entry zippers, and moisture-wicking linings, which can enhance both comfort and durability. Some divers prefer full-body coverage for maximum insulation, while others opt for vests or shorts to target core warmth and maintain flexibility. It’s also worth exploring options that balance insulation with breathability, especially if you’ll be layering for dives in variable conditions. For those interested in learning more about the different types of thermal gear available, be sure to visit our Thermal Neoprene Suits page for a comprehensive overview. Investing in a quality neoprene undersuit not only extends your dive season but also adds a layer of safety and enjoyment to every underwater adventure, no matter where your next journey takes you.