The men's Flexa Vest wetsuit is made from 3mm Ultrastretch neoprene. It is ideal to wear under or over a Flexa wetsuit for increased heat retention when diving in cold water. Low compression neoprene on top of the head, waistband and neck 3 mm for better heat retention.
Ultra-elastic neoprene on the neck, sides of the head and body for easy donning.
The main features of the Flexa Vest 3mm diving suit for men are:

- Increases heat retention for cold water diving
- Ideal for wearing under Flexa wetsuits
- Low compression neoprene on the top of the head."