A packaging apparatus is provided for holding a sterile product. In one aspect, a secondary packaging holder is configured with a base and a receiving portion to receive and irreversibly hold a primary packaging holder. The secondary packaging holder can have a substantially planar wall configured to affix an identifying label thereto. The secondary packaging holder can be configured to snap fit to a neck of the primary packaging holder to hold the primary packaging holder such that a portion of the primary packaging holder is exposed outside of the secondary packaging holder based on a height relationship between the secondary packaging holder and the primary packaging holder.提供一包裝用具以用於固持一滅菌產品。在一種態樣中,一二級包裝容器經組態成具有一基部及一接收部分以接收並不可逆地固持一一級包裝容器。該二級包裝容器可具有一實質上平面之壁,其經組態成附加一識別標籤至其上。該二級包裝容器可經組態成扣合至該一級包裝容器之一頸部,以固持該一級包裝容器,使得基於該二級包裝容器與該一級包裝容器之間的一高度上的關係,該一級包裝容器之一部分係暴露在該二級包裝容器之外。100‧‧‧包裝用具102‧‧‧二級包裝容器104‧‧‧第一端106‧‧‧第二端108‧‧‧基部110‧‧‧接收部分112‧‧‧(至少一)非平面壁113‧‧‧識別標籤;標籤114‧‧‧實質上平面之壁118‧‧‧孔隙120‧‧‧一級包裝容器122‧‧‧頸部124‧‧‧部份;暴露部份126‧‧‧可密封埠128‧‧‧蓋子