Here's what other sites are saying:
Stohlquist Storm John Neoprene Wetsuit - This 3mm standard Storm John Neoprene Wetsuit by Stohlquist provides excellent thermal protection, and features durable flat-lock seams throughout. Reinforced SupraTex knees and seat for added durability and abrasion resistance. Relief zippers feature elastic zipper locks and non-corrosive zippers.
The Stohlquist Men's Storm John 3mm Standard Neoprene Wetsuit features excellent thermal protection in a comfortable, practical design. Flatlock seams throughout make sure that you won't suffer from chafing or irritability during the day. The U-shaped cuff openings of this suit make for easy on/off, no matter how tired you find yourself. For increased durability, abrasion-resistance, and comfort, Stohlquist added SupraTex material at both the knees and the seat.