108 Kera Demonia Cult demonia kera 10 platforms size 9.5 worn only once Depop Demonia Shoes Demonia Kera 8 Strappy Platform Boots White Vegan. Elevate your style with KERA 108! These 4 1 2" (114mm) platform boots feature a striking front shield with a branded metal plate center detail, along with dual snap buckles and hook & loop straps for a unique look. With a full length inner side metal zip closure, these mid calf boots provide an effortless fit.