Product details •  Pack of 2 pairs of crew socks •  X-Temp treatment with active temperature control •  Bands of tightened knit for enhanced supportFabric content and care advice •  97% polyester, 3% elastane •  Please refer to the care instructions on the garment label\"Go For Good\" responsible selection •  This STANDARD 100 certified product by OEKO-TEX® - certificate no. CQ 1102/4 IFTH - follows a certified and controlled manufacturing process which is respectful of your skin. The STANDARD 100 by OEKO-TEX® is the first label that meets the needs of consumers in terms of human ecology. It guarantees the absence of harmful substances or those potentially presenting a risk to health.