Add these cotton rich trainer socks to your everyday essentials. Presented in a multipack of 7 black pairs these socks feature BI-OME® NTL, a new, bio-based, non-harmful odour control technology which guarantees an optimal freshness and hygiene for all kinds of textiles. The active ingredient is linseed oil, which is derived from the seeds of the flax plant. This product is applied for sizes 6-8.5 upwards.

This product contains the biocide linseed oil.