Capsule na glomerular, wanda kuma aka sani da capsule na Bowman, tsari ne mai siffar kofi wanda ke kewaye da glomerulus, wanda shine hanyar sadarwa na ƙananan jini da ake kira capillaries dake cikin renal cortex na koda. Capsule na glomerular wani bangare ne na nephron, sashin aikin koda, kuma yana taka muhimmiyar rawa a farkon matakin samar da fitsari. Aikinsa shine tace jinin da ke shiga cikin koda da kuma kama tacewa da aka samar. Kwakwalwar glomerular ta ƙunshi nau'i biyu: Layer na visceral, wanda ya ƙunshi sel na musamman da ake kira podocytes, da Layeretal Layer, wanda ya kasance da sauƙi squamous epithelium.