It is designed with an outer lining (jersey, polyester, lycra, etc.) while the neoprene on the inside is unlined and in the form of shaved, meaning cut in a horizontal section with open bubbles.
Specifically, the CressiSub Tracina is 100% micro-porous on the inside and externally lined with 100% Ultraspan ©.
An lining with good resistance to wear and very elastic. The neoprene used is of medium density. The elasticity of the suit is achieved according to the lining used, without reducing the density of the neoprene.
It is worn using shampoo or special lubricant, it is only stitched on the outside and it provides great comfort and thermal insulation.