Premium diapers crafted with ultra-soft materials, 12-hour leak protection, and a fit that moves with your baby — from first steps to big adventures.
Every size, every stage — designed to keep your baby comfortable all day long.
Feather-light protection for delicate newborn skin. Umbilical cord cutout included.
Stretchy waistband and 360° leak guards for active babies who never stop moving.
Easy pull-on design for toddlers on the go. Perfect for potty training transitions.
Extra absorbency for 12 full hours of dry, uninterrupted sleep for baby and you.
99% water, 1% love. Biodegradable wipes gentle enough for the most sensitive skin.
Stylish, spacious, and organized. Everything you need for a day out with your little one.
Free from chlorine, latex, fragrances, and harsh chemicals. Safe for even the most sensitive newborn skin.
Our triple-layer absorbency core locks in moisture instantly, keeping baby dry and rash-free all day and night.
Stretchy side panels and a contoured shape move naturally with your baby — no bunching, no gaps, no leaks.
Made with sustainably sourced materials and packaged in 100% recyclable boxes. Good for baby, good for Earth.
Clinically tested and recommended by pediatric dermatologists for babies from day one.
Free shipping on all orders over $30. Subscribe & save 20% with automatic monthly deliveries.
"We've tried every brand out there. Bay Diaper is the only one that has NEVER leaked overnight. My daughter sleeps 10 hours straight and wakes up completely dry. Worth every penny."
"My son has super sensitive skin and we were going through so many brands. Bay Diaper is the only one that doesn't cause any redness. The softness is unreal — like wrapping him in a cloud."
"The subscription service is a lifesaver. I set it up once and diapers just appear at my door. The 20% savings adds up fast with a newborn! Highly recommend to every new parent."
Bay Diapers are available in sizes Newborn (up to 10 lbs), Size 1 (8–14 lbs), Size 2 (12–18 lbs), Size 3 (16–28 lbs), Size 4 (22–37 lbs), Size 5 (27+ lbs), and Size 6 (35+ lbs). We also offer Pull-Ups for toddlers in sizes 2T–5T.
Absolutely. Bay Diapers are hypoallergenic, free from chlorine bleaching, latex, fragrances, and parabens. They are clinically tested and approved by pediatric dermatologists for use from birth.
Choose your diaper size and delivery frequency (every 2, 4, or 6 weeks). You'll automatically save 20% on every order. You can skip, pause, or cancel anytime from your account — no fees, no hassle.
We offer a 30-day happiness guarantee. If you're not completely satisfied, contact us and we'll issue a full refund or exchange — no questions asked. We want every family to love Bay Diaper.
Yes! All orders over $30 qualify for free standard shipping (3–5 business days). Expedited and overnight shipping options are also available at checkout. Subscription orders always ship free.