Technology:Tecnopolar: - Warm polar fleece made with polyester yarns and a final antipilling treatm ent that ensures the durability of the garm ent to the use and washings. TecnoPolar garm ents can be used as a 1st and 2nd layer of protection and is provide in different weights to meet different needs. The polar fleece may be lam inated with the Mega-Tex Stop-W ind m em brane, which provides great wind protection and im proves waterproofing.Megatherm:- Super lightw eight fillin g made of m icroscopic polyester fibers with exceptional thermal efficiency creating an isolation camera effect similar to the effect of down due to its hollow structure ´´traps´´ air particles . Wash-resistant and hypoallergenic, this filler also is very comfortable thanks to its high fle xib ility and fast drying. Compare prices from: Joluvi in Men's Clothing