Covering cap and measuring device

A covering cap, in particular for placing on a skin analyzer, the cap, comprising:

• an end wall bounded by a circumferential edge as well as a jacket wall connected to said circumferential edge of said end wall, said end wall being constructed for being gas-permeable, said end wall having an end wall thickness;
• said jacket wall, in a vicinity of said end wall, having a first thickening section connected to said circumferential edge, a first jacket wall thickness d1 of said first thickening section being greater than said end wall thickness, said jacket wall having an intermediate section connected to said first thickening section, said intermediate section having a second jacket wall thickness being less than said first jacket wall thickness, said jacket wall having a second thickening section connected to said intermediate section and extending up to a distal end of said jacket wall remote from said end wall, and said second thickening section having a third jacket wall thickness being greater than said second jacket wall thickness;
• and
• catch recesses and/or catch projections at said distal end, said catch recesses and/or catch projections for detachable mounting on a measurement device.