National Socialist Flyer corps (NSFK), badge \"8. Silesian glide competition the NSFK group 4 and 6 Grunau 5.-12.6.1938 group 6 Silesia\", in the original case with blue velvet insert and white Paper lining with golden overprint \"NSFK. Group 6 Silesia\", mass the badge approximate 62 x76 mm, weight approximate 36, 5 g, condition 2.