Safe Storage for Your Liquid Gold
Premium, pre-sterilized breast milk storage bags trusted by millions of moms worldwide. Leak-proof. Freezer-safe. Made with love.
Why SINOY?
Because every drop matters. Here's what sets us apart.
Triple-Layer Protection
Our patented triple-layer material prevents freezer burn and preserves nutrients up to 6 months.
Zero Leaks Guaranteed
Double zipper seal with reinforced side seams. If it leaks, we'll replace it β no questions asked.
Pre-Sterilized & Safe
Gamma ray sterilized. BPA, BPS, and phthalate-free. Exceeds FDA and EU safety standards.
Mom-Designed Details
Self-standing base, pour spout, writable labels β designed by moms who actually pump.
What Moms Are Saying
Join 2,000,000+ happy moms
"These bags have been a game-changer for my pumping routine. Not a single leak, and the label area is so convenient. Highly recommend to all nursing moms!"
"I've been using these for a month and zero leaks. The double zipper gives me peace of mind when I freeze my milk. The material feels thick and high quality."
"Been loyal to this brand through two babies. Just got the 300ct value pack and the price per bag is the best I've found. Perfect for exclusive pumpers!"
Premium Breast Milk Storage Bags by SINOY
SINOY breast milk storage bags are made from food-grade materials, pre-sterilized with gamma rays, and feature a double zipper seal for leak-proof, long-term freezer storage. Compatible with all major breast pump brands. Every bag undergoes rigorous quality testing to provide the safest milk storage solution for your baby. Trusted by over 2 million moms worldwide, backed by our 30-day money-back guarantee.