The Air Spencer CS-X3 Citrus Air Freshener Refill fits in the original CS-X3 case or may be used by itself. Emits a sweet and refreshing citrus blend fragrance that will surely have you hooked! A classic all time favorite! You will definitely love and be addicted to your cars new scent! Purchase consists of 5 net 27g air fresheners. 100% genuine Air Spencer product. Part# 000500 / C-5. Made by Eikosha Co., Ltd. Japan.