Product Description Specifications:Application:City, Touring, GravelMaterial:Natural fibre, EVA foam, walnut shell, fibreglass compositeFeatures:insoles developed with SOLESTAR for relief on long distancesreduces the strain on joints and musclessupportive blanket made from natural fibreintermediate layer of cushioning 3D foam with integrated walnut shell contentstabilising bottom layer made of fibreglass reinforced plasticdesigned and manufactured within the framework of the GreenLab initiative with the aim of developing products in harmony with ecological interestsManufacturer Numbers:36-37:4820002038-39:4820002140-41:4820002242-43:4820002344-45:4820002446-47:48200025Contents:1 x pair Manufacturer: RTI Sports GmbH Am Autobahnkreuz 7 55072 Koblenz Germany service@rtisports.de