Complex sentence: The blazon is "Azure issuant from a Base Vert a Mountain Or", reflecting the town's proximity to Mount Belchen, the second highest mountain in the Black Forest.
Split into simpler sentences: The blazon is "Azure issuant from a Base Vert a Mountain Or". These arms derive from the fact that the municipality is situated at the foot of Mount Belchen, which is the second highest mountain in the Black Forest.