LEGO Dark Tan Hemisphere 2 x 2 Half (Minifig Helmet) with Eastern Hemisphere Globe (12214 / 47502)

Pattern may be Reddish Brown or Dark Brown. LEGO Dark Tan Hemisphere 2 x 2 Half (Minifig Helmet) with Eastern Hemisphere Globe has been used in at least 8 LEGO sets over the past 13 years, since it was first used in 2011. It has the design IDs 12214, 47502, 79893, 97362 which can usually be found molded into the bottom of the part.