★ Price is for bottles without nipples. If you would like nipples, I can include used SSS size ones if you comment. (Only 2, used for about 1 month) ◆ Hospital/Clinic Use Feeding Bottles (Direct-Attach Type) Heat-Resistant Glass Both the Mother's Milk Real Feel and Weak Sucking nipples can be attached. Made of heat-resistant glass that is easy to clean. 2 out of 4 caps are used. 100ml bottles: 2 200ml bottles: 2 ● Not compatible with nipples for general-purpose feeding bottles (cap type). ■ Sterilization/Disinfection Methods Boiling: ○ / Chemical Solution: ○ / High-Pressure Steam (Autoclave *1): × ＜Storage＞ After washing and sterilizing, store in a clean place away from direct sunlight and with the water drained. ＜Replacement Guide＞ Polypropylene, the raw material of KR caps, may deteriorate due to the effects of "heat, chemicals, and light." Please understand that these are used items. Discount for bulk purchase! Feel free to comment.