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Mares Wetsuit #13 of 26 in Exposure Suits

Mares Flexa Wetsuit

The Mares Flexa is a well-engineered 3mm/5mm wetsuit designed for divers who prioritize mobility and a close, low-flush fit.

Mares Flexa Wetsuit
Full specification 5 entries
Thickness3mm/2mm variable
MaterialUltrastretch Neoprene
Seam TypeGlued and blindstitched
Recommended Water Temp18-26°C
ClosureBack zip with flap

At a glance

Mares Flexa Wetsuit is a wetsuit from Mares, rated 4.4 out of 5 and placed 13 of 26 in our exposure suits shortlist. Its defining number is material: Ultrastretch Neoprene. It scores hardest on comfort and fit (84/100) and softest on value for money (50/100). The clearest advantage divers report: exceptional flexibility allows full range of motion.

What the wetsuit actually gives you

01Ultra-stretch neoprene with high compression resistance
02Smoothskin panels on chest and back for wind protection
03Anatomical pre-bent legs and arms for reduced fatigue
04Flatlock and glued-blindstitched seams for durability
05Reinforced knee pads with anti-abrasion coating
06Adjustable neck and ankle/wrist seals to minimize water flush

Where it wins and where it costs you

What works
Exceptional flexibility allows full range of motionKeeps warmth well in temperate waters (18-26°C)Snug, second-skin fit reduces water flushingDurable stitching holds up to frequent diving useReinforced knees add long-term durability
What it costs you
Sizing runs tight, may require trying multiple sizesNot warm enough for cold water below 16°CHigher price point than entry-level wetsuitsSmoothskin panels can be prone to nail snags if handled roughly
Our verdict

The Mares Flexa is a well-engineered 3mm/5mm wetsuit designed for divers who prioritize mobility and a close, low-flush fit. Its ultra-stretch neoprene and anatomical cut make it comfortable for long dives in warm to temperate waters, though colder-water divers may want a thicker alternative. Overall, it's a solid mid-to-high-tier choice for recreational and semi-technical divers.

Full review: Mares Flexa Wetsuit

The Mares Flexa wetsuit is engineered for divers who demand a balance of flexibility, warmth, and durability beneath the surface. Constructed from high-quality neoprene, the Flexa line is designed to move with the body rather than against it, reducing fatigue during long dives and allowing for a fuller range of motion when swimming, adjusting equipment, or navigating tight spaces underwater. Mares, a brand with decades of experience in diving gear, applies its signature attention to seam construction and panel placement in the Flexa, ensuring that stretch zones are strategically positioned at the shoulders, underarms, and knees where mobility matters most.

Thermal protection is a core focus of the Mares Flexa, making it suitable for divers exploring temperate to warm waters where insulation still plays a role in comfort during extended bottom time. The neoprene lining traps a thin layer of water against the skin, which the body then warms, while the suit's snug yet flexible fit minimizes flushing that would otherwise let cold water circulate and sap body heat. Reinforced knee pads and strategically taped seams add resilience against abrasion from boat decks, rocky entries, or equipment straps, extending the practical lifespan of the suit for regular divers who use their gear frequently across multiple dive sites and seasons.

Beyond its functional neoprene core, the Flexa wetsuit reflects Mares' commitment to ergonomic design, with features like glued and blind-stitched seams that reduce water intrusion and a streamlined silhouette that minimizes drag while swimming. The suit typically includes a smooth-skin section around the neck and wrists to improve the seal and prevent chafing during repeated donning and doffing, a detail appreciated by divers who complete multiple dives in a single day. Whether used for recreational reef exploration, wreck diving, or training dives, the Mares Flexa is built to deliver a dependable combination of comfort, insulation, and freedom of movement that supports a diver's focus on the underwater environment rather than on their gear.

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