Mason Bottle DIY Kit

Turn any mason jar into a safe, non-toxic glass baby bottle — in seconds.

Skip the overpriced bottle systems. The Mason Bottle DIY Kit gives you everything you need to transform regular-mouth mason jars you already own into clean, toxin-free feeding bottles your baby will love.

✔ Breast-like silicone nipple — supports easy latch and breastfeeding transitions

✔ Protective silicone sleeve — cushions the jar and gives tiny hands a secure grip

✔ Plastic storage cap — keeps milk fresh between feedings

✔ Dishwasher safe — no tiny parts to lose, no complicated cleaning

✔ BPA-free & non-toxic — peace of mind with every feed

Available in 4 oz and 8 oz kits to match your mason jars. Loved by 150+ parents — rated 4.96 stars.