FEATURES : 1. BATCH TESTED SGS CERTIFIED AND BPA & BPS FREE 2. PREMIUM MATERIAL INTERNATIONALLY RECOGNIZED PPSU USED IN MEDICAL AND AEROSPACE INDUSTRIES. 3. EXPERIMENTALLY PROVEN 197 c HEAT RESISTANT BOTTLE WITH STEAM STERILIZATION RESISTANCE OF MORE THAN 1,000 TIMES. 4. SMART VENTING SYSTEM ENABLING SMOOTH FLOW AND EFFECTIVE BURPING. 5. MORE THAN A FEEDING BOTTLE MULTIFUNCTIONAL WITH BOTTLE ACCESSORIES FOR EACH STAGE . 6. ADVANCED MANUFACTURING ISO 9001 CERTIFIED AND PROUDLY MADE IN TAIWAN .