Baby Clothing Guide by Arubana

100% Peruvian Pima Cotton

$7Free returns within 30 days

How Many Onesies Do You Really Need? Simplify shopping for your baby’s wardrobe with our Practical Baby Clothing Guide! This free resource is designed to help parents make informed decisions about ...


Baby Happy Guarantee. If it is not the softest thing in your baby's drawer, send it back - no questions.

Ships in 2 business days OEKO-TEX certified Made in Peru

Why parents reach for it first

Pure where it matters most.

No polyester. No spandex. No blends.

  • 100% Peruvian Pima cotton - no polyester, no spandex, no blends
  • Naturally hypoallergenic - safe for eczema-prone, sensitive skin
  • Breathable & temperature-regulating - no sweaty, fussy baby
  • Wash-tested - stays soft through 50+ washes
  • OEKO-TEX certified - no harmful substances, no chemical finish
Baby Clothing Guide by Arubana
Pima cotton

The fabric

Not all cotton is equal.

Peruvian Pima cotton has extra-long staple fibers that make it naturally softer, stronger, and more breathable than standard cotton - and it only gets better with every wash.

Read more about Pima cotton →

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Good questions, answered.

  • Yes. Every thread is 100% Peruvian Pima. We never blend in polyester or spandex - the label is the fabric.

  • True to size. NB fits up to 10 lbs; 0-3M fits 8-12 lbs. See the full size guide for weight ranges.

  • Yes - OEKO-TEX certified with no chemical finish, so there is nothing on the fabric to irritate sensitive skin.

  • Cold water, gentle cycle, tumble dry low or air dry. It gets softer with every wash rather than wearing out.

  • 30 days, hassle-free. Unwashed and unworn, we will refund or exchange - no restocking fees.

Baby Clothing Guide by Arubana $7