3 Mm Jackets

NeoSport 3/2mm Men's Full Wetsuit

156 reviews

SKU: BLR3JM2XLB

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

^$104.95

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In Stock

DESCRIPTION

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

NeoSport 3mm Women's Shorty Wetsuit

85 reviews

SKU: BLRS3W8LP

~~$110.95~~ Save: $31 (28%)

^$79.95

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In Stock

DESCRIPTION

A 3mm neoprene shorty wetsuit designed for women, keeping your core warm in warmer waters.

Henderson 3mm Thermoprene Men's Full Wetsuit

71 reviews

SKU: HNDTJ3MMT

~~$298.99~~ Save: $124.02 (41%)

^$174.97

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In Stock

DESCRIPTION

A high-quality 3mm full wetsuit for men, featuring a contoured fit and adjustable collar.

NeoSport 3mm Men's Shorty Wetsuit

69 reviews

SKU: BLRS3M3XA

~~$110.95~~ Save: $26 (23%)

^$84.95

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In Stock

DESCRIPTION

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

NeoSport 3/2mm Women's Full Wetsuit

57 reviews

SKU: BLR3JWXSLV

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

^$104.95

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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: HNDTJ3W10SBK

~~$298.99~~ Save: $124.02 (41%)

^$174.97

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In Stock

DESCRIPTION

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

Pros

Fits well
Keeps warm
Comfortable

Henderson 3mm Thermoprene Men's Front Zip Shorty Wetsuit

47 reviews

SKU: HNDTS3FMLRB

^$193.99

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In Stock

DESCRIPTION

A 3mm Thermoprene shorty wetsuit for men with front zip, contoured fit, and durable exterior.

Henderson 3mm Thermoprene Men's Vest Wetsuit

43 reviews

SKU: HNDTVMLR

^$112.99

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In Stock

DESCRIPTION

A 3mm front-zip men's vest wetsuit with 75% more stretch than standard neoprene for added comfort.

Henderson 3mm Thermoprene Men's Shorty Wetsuit

40 reviews

SKU: HNDTS3MMD

^$193.99

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In Stock

DESCRIPTION

A high-quality 3mm neoprene shorty wetsuit for men with adjustable collar and contoured fit.

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

34 reviews

SKU: ONLR2MSBK2XL

^$119.95

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In Stock

DESCRIPTION

A flexible and durable 3/2mm springsuit wetsuit with easy back-zip entry and wind-resistant panels.

Pros

Flexible and allows for free movement
Comfortable and not restrictive
Keeps warm in cold water
Good fit and sizing accuracy
Reasonably priced and good value

Cressi 3mm Morea Men's Full Wetsuit

26 reviews

SKU: CSBM3JMLR

~~$154.95~~ Save: $15 (10%)

^$139.95

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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

Henderson 3mm Thermoprene Women's Vest Wetsuit

25 reviews

SKU: HNDTVW12

^$112.99

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In Stock

DESCRIPTION

A 3mm Thermoprene front-zip vest wetsuit designed for female scuba divers, with 75% more stretch than standard neoprene.

Henderson 3mm Thermoprene Pro Men's Front Zip Shorty Wetsuit

22 reviews

SKU: HNDTPS3FM5X

^$306.99

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In Stock

DESCRIPTION

A high-quality 3mm shorty wetsuit for male scuba divers with adjustable collar and front zipper.

Pros

Flexible and stretchy
Excellent quality
Good temperature regulation
Easy to put on and take off
Comfortable fit

Henderson 3mm Thermoprene Men's Jacket Wetsuit

22 reviews

SKU: HNDTLS3FMXS

^$203.99

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In Stock

DESCRIPTION

A high-quality 3mm men's jacket wetsuit with 180% stretch thermoprene and durable construction.

Pinnacle 3mm Spirit Men's Shorty Wetsuit

21 reviews

SKU: PINSP3MNLR

^$99.95

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In Stock

DESCRIPTION

A 3mm shorty wetsuit for men, featuring titanium lined neoprene rubber and wind-resistant chest panels.

Pros

Good fit and size range
High quality and durability
Affordable price and value
Stretchability and ease of use
Suitable for warmer water diving

Cressi 3mm Morea Women's Full Wetsuit

20 reviews

SKU: CSBM3JWXL

~~$154.95~~ Save: $15 (10%)

^$139.95

+ wishlist

In Stock

DESCRIPTION

A 3mm neoprene full wetsuit designed for women, offering flexibility, durability, and comfort in warm water activities.

Henderson 3mm Thermoprene Women's Jacket Wetsuit

20 reviews

SKU: HNDTLS3FW8

^$203.99

+ wishlist

In Stock

DESCRIPTION

A high-quality 3mm women's jacket wetsuit made of nylon-2 neoprene with 180% stretch and durable construction.

Pros

Versatility and ease of use
Good value for the price
Durable and well-constructed
Mobility and flexibility
Perfect fit and comfort

Henderson 3mm Thermoprene Pro Men's Front Zip Full Wetsuit

20 reviews

SKU: HNDTPJ3MFLR

^$303.99

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In Stock

DESCRIPTION

A 3mm full wetsuit for male scuba divers with front zipper, spandex trim, and freedom flex kneepads.

Pros

Good fit and sizing
High quality construction and materials
Easy to put on and use with front zipper
Provides warmth and temperature regulation
Comfortable and flexible

NeoSport 3mm Waterman Unisex Jacket Wetsuit

18 reviews

SKU: NSP3WJCSM

~~$95.99~~ Save: $21.04 (22%)

^$74.95

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In Stock

DESCRIPTION

A durable and comfortable 3mm jacket wetsuit designed for scuba diving, with front zip and flat-lock sewn seams.

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

16 reviews

SKU: ONLR2FWBB10

^$154.95

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In Stock

DESCRIPTION

A 3/2mm women's full wetsuit with back zip entry, wind-proof smoothskin, and seamless paddle zones.

Henderson 3mm Thermoprene Pro Men's Full Wetsuit

16 reviews

SKU: HNDTJ3PMMSBL

~~$330.99~~ Save: $121.02 (37%)

^$209.97

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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 3mm Thermoprene Pro Women's Full Wetsuit

14 reviews

SKU: HNDTJ3PW10T

~~$330.99~~ Save: $121.02 (37%)

^$209.97

+ wishlist

In Stock

DESCRIPTION

A high-quality 3mm women's full wetsuit with adjustable collar, durable knee pads, and 250% stretch neoprene.

Henderson 3mm Thermoprene Pro Men's Shorty Wetsuit

14 reviews

SKU: HNDTSP3MBLXS

^$215.99

+ wishlist

In Stock

DESCRIPTION

A 3mm neoprene shorty wetsuit for men, offering 250% more stretch, adjustable collar, and durable seams.

Henderson 3mm Thermoprene Men's John Wetsuit

13 reviews

SKU: HNDT3MJLR

^$201.99

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In Stock

DESCRIPTION

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

Pinnacle 3mm Venture Men's Full Wetsuit

13 reviews

SKU: PINV3M3NML

^$149.95

+ wishlist

In Stock

DESCRIPTION

A 3mm neoprene rubber full wetsuit for men, featuring titanium lining, zipper sealing flap, and O-ring seals.

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3 Mm Jackets

When it comes to enjoying the water during the warmer months, 3 mm jackets strike a perfect balance between warmth, flexibility, and comfort. These jackets are a staple for divers, snorkelers, freedivers, and water sports enthusiasts who want just enough insulation to stave off the chill without feeling weighed down or restricted. In July, when the water temperatures rise but can still hold a surprising coolness—especially during early morning dives or in shaded coves—a 3 mm jacket becomes an invaluable piece of gear. They’re ideal for temperate and tropical environments, where a full wetsuit might be overkill but some protection is still needed against wind, spray, or the occasional thermocline. Many seasoned divers keep a 3 mm jacket in their kit as a versatile layering piece, ready to slip on over a shorty or pair with a farmer john for extra core warmth. The lightweight neoprene construction allows for easy packing, making these jackets a favorite for travelers and boaters who need to save space but don’t want to compromise on comfort.

For those new to water sports, a 3 mm jacket is often the first exposure to thermal protection beyond a rash guard. The jacket’s zippered front means it can be donned and doffed quickly, even on a rocking boat or windswept beach. This makes it a thoughtful gift for anyone taking their first steps into snorkeling, paddleboarding, or kayaking—activities where weather and water conditions can change in an instant. Parents often choose 3 mm jackets for their teens heading to summer camp or for family trips to the lake, knowing that a little extra warmth can keep the adventure going longer. The snug fit not only preserves body heat but also guards against sunburn, jellyfish stings, and abrasive contact with rocks or coral. For more experienced divers, a 3 mm jacket becomes a trusted companion on multi-dive days, when core temperature can drop after repeated exposure to cooler water. Many instructors and guides swear by their 3 mm jackets for surface intervals, when the breeze picks up and the sun dips behind a cloud, providing just enough insulation to stay comfortable and focused.

When selecting a 3 mm jacket, it’s worth considering the fit and features that best match your style of adventure. Look for anatomical shaping and flexible panels that move with you, whether you’re reaching for your regulator or paddling through gentle surf. Sealed seams can make a surprising difference in keeping water out, while smooth linings speed up drying time between sessions. If you’re someone who dives in a variety of conditions or wants to extend your season into cooler months, you might also be interested in exploring options with thicker insulation. For added warmth and protection, check out our collection of Mens 5 Mm Jackets, which are designed for even greater thermal retention in colder waters. No matter where your aquatic adventures take you this summer, a well-chosen 3 mm jacket offers the freedom to explore longer, stay safer, and enjoy every moment on and under the water.

Top Picks For 3 Mm Jackets