Is Grosmimi BPA-free?

Yes. All Grosmimi bottles and cups are made from 100% PPSU plastic, which is completely free of BPA, BPS, and phthalates. PPSU is the same material used in medical-grade equipment.

What age is the Grosmimi straw cup for?

Grosmimi straw cups are designed for babies 6 months and older. The weighted straw lets babies drink at any angle, making it ideal for the transition from bottle to cup.

What is PPSU and why is it safer than regular plastic?

PPSU (polyphenylsulfone) is a high-performance plastic that withstands boiling, sterilization, and microwaving without leaching chemicals. Unlike polycarbonate or standard plastics, it remains stable at high temperatures and does not degrade over time.

Can Grosmimi bottles be sterilized?

Yes. PPSU is safe for all sterilization methods including boiling water, UV sterilizers, and steam sterilizers. It will not warp or release harmful substances when heated.

Where is Grosmimi made?

Grosmimi products are designed and manufactured in South Korea. The brand is one of the most trusted baby bottle brands in Korea, widely used in Korean postpartum care centers.

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Grosmimi Straw Cup Strap

(1)

$5.00

Free shipping on orders $75+ · Ships in 1-3 business days

Choose your baby's stage· One cup that grows with your baby

Color: Charcoal

Quantity

Free shipping on orders $75+

Description

Grosmimi Straw Cup Strap

The perfect companion for your Grosmimi straw cup, this adjustable strap ensures your child's cup stays within reach. It’s designed for easy attachment and secure handling. For best results, please refer to the image for proper usage instructions.

Safety Precautions:

Use only as intended and supervise young children closely.
Do not place the strap directly around the neck; instead, secure it across the shoulder and chest.
When attaching to the designated ring, follow the instructions for secure attachment.
Ensure your child does not chew or suck on the strap.
Avoid strong impacts and keep away from flames or direct sunlight.

Expert-Tested

Curated by parents and pediatricians

Fast Shipping

Free $75+ · Standard $5.99 · Ships in 1-3 days

30-Day Returns

Hassle-free returns on all orders

Authentic Imports

Directly from trusted Korean makers

Leak-proof sips, happy moments.

Korea’s No.1 Toddler Straw Cup

946,000+

Cups sold annually

30+ Countries

Loved by moms worldwide

Patented tech

On the straw-nipple design

CPSIA Compliant

Tested by a CPSC-verified lab

Premium PPSU Material

PPSU (Polyphenylsulfone) is a type of high performance polymer. Material commonly used for medical devices requiring repeated steam sterilization. It is incredibly durable and temperature resistant.

PPSU is perfect material for baby bottles or cups. It is a plastic but has the benefits of glass. Which does not absorb odor or color and you can sterilize without any deformation.

✓There is no better choice.

Now there are two types of PPSU body colors. One is the original PPSU color yellow and the other is dark grey which is newly released.

✓Try Grosmimi PPSU.

The Brand