Birkenstock Innersole Birko Contact Sport Blue Size:39 Shaft circumference: 28cm approx

Shaft circumference: 28cm approx

FOOTBED - Balance Comfort

yet soft material

Soft leather uppers

Birkenstock Innersole Birko Contact Sport Blue Size:39 Shaft circumference: 28cm approxBirko Contact Sport Innersole in Blue The Birko Contact Sport Blue offers full length arch support and is anatomically shaped and cushioned to help reduce stress on the knees, spine and hips. The semi rigid EVA shell is flexible and waterproof. The latex microfiber top aids in shock absorption and moisture management. Provides moderate balanced support for all arch types. Best worn with athletic shoes and work shoes. Can be trimmed to fit.