Ultra Run Mini Crew Size:M All Super Birki models are

All Super Birki models are certified in accordance with EN ISO 20347:2012 OB E (SRC category)

If your active soul can't wait to get out the door

40% Bamboo Rayon

breathable and features tapered back panels to keep the moisture out

Ultra Run Mini Crew Size:M All Super Birki models areConstructed to provide comfort and support even after miles of wear, the Ultra Run Mini Crew features cushioned terry throughout the foot and toes, to help soften the impact of tough runs and workouts on feet. Each toe is separated, eliminating all skin on skin contact between the toes and preventing blisters, while knit lines on the bottom of the footbed offer additional arch support. The Mini Crew length rests just above the ankle and seals out dirt