a fastener arrangement includes a main body that is made of a gas - tight and liquid - tight material to hold an object . the main body defines a cavity and is fixable to a support surface . a hydrophilic insert is attached to the main body inside of the cavity for facing the support surface and is adapted to receive a metered amount of moisture . an aerobic adhesive is applied to the hydrophilic insert so that the aerobic adhesive is encapsulated gas - tight and liquid - tight together with the hydrophilic insert in the cavity enclosed by the support surface and the main body when the main body is fixed on the support surface .