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Proven Trust
We don't sell uncertified products. Our OEKO-TEX® certificate is proof of this commitment.
About Defnie's Duck
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Defnie's Duck
OEKO-TEX Certified Muslin Baby Blanket
Our Brand Story
Born from a Father's Love
Defnie's Duck is the story of a small project Berkan İşsever started for his daughter Defne, growing into a beloved brand.
Every product is OEKO-TEX® Standard 100 certified, proven by international laboratories to be free from harmful substances.
"Designed with care — just like a father's hands."
Berkan İşsever — Founder
Our Values
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Family Empathy
Every decision is made through a parent's eyes. You're not just a customer, you're a fellow parent on the same journey.
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Pure Naturalness
100% cotton, zero synthetic, minimum chemicals.