Knotted x Grosmimi Bundle
Knotted x Grosmimi Bundle
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Bisphenol-A Free
Medical grade material
360° Handle for a Secure Grip
Leak-Preventing (+) Cut Design
Description
Description
Specs
Specs
Materials
Materials
Care Guide
Care Guide
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Korea’s No.1 Toddler Straw Cup
946,000+
Cups sold annually
30+ Countries
Loved by Moms Worldwide
Patented tech
related to straw nipples
CPSIA Compliant
Tested by a CPSC - verified Laboratories
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.
Innovative Technology
● Made from liquefied silicone.
● Which is material for baby nipples.
● The textures are about the same.
● Babies can get used to a straw without any resistance.
● Cross cut straws will not leak or backflow.
Effortless Cleaning & Assembly
● All parts are simply removable.
● Easy to clean.
● Dishwasher safe.
● Easy to reassemble.
Customize your own bottle
● We got variety of kits.(sold separately)
● No matter which feeding style you have.
● Any combination is possible.
● You can customize your own bottle with a wide selection.
● It is also compatible with other selected brands.
Replacement
We're answerable!
What is PPSU?
What is PPSU?
The safe material, PPSU, is a lightweight yet highly durable and heat-resistant medical-grade material, making it safer to use without the risk of shattering like glass.
When should I replace the straw, and how?
When should I replace the straw, and how?
Grosmimi grows with your child! Start with a baby bottle and easily switch to a straw cup by changing the parts—no need to buy a whole new cup.
EASY TEAT: Available in 4 stages:
(Stage 1: 1–3 months, Stage 2: 3–5 months, Stage 3: 5–8 months, Stage 4: 8 months+)
SPOUT: Great for babies (4M+) starting baby food early.
WEIGHTED KIT: Helps babies (6M+) drink from any angle while holding the cup.
STAGE 1 STRAW: A super soft straw (6M+), made from the same material as baby nipples, helps babies transition to straw drinking comfortably.
STAGE 2 STRAW: A firmer straw (12M+) for older babies. The flow is the same as Stage 1, but the silicone is stronger. Switch to Stage 2 when babies start chewing more.
- Silicone straws & mouthpieces: Every 2-3 months
- PPSU bottle: Every 6-12 months
- Replacement timing may vary based on usage.
What’s the difference between stage 1 and stage 2 straws?
What’s the difference between stage 1 and stage 2 straws?
- First-stage: Softer, for beginners or non-chewers.
- Second-stage: Firmer, for children over 12 months who chew frequently.
- Grosmimi cups come with first-stage straws by default.
How do I sterilize Grosmimi straw cups at home?
How do I sterilize Grosmimi straw cups at home?
It can also be hygienically maintained through various sterilization methods, including boiling, steam sterilization, dishwasher, UV sterilization, and microwave sterilization.
What is the function of an air valve?
What is the function of an air valve?
It helps regulate pressure balance when there is a difference between internal and external pressure, requiring a pinch to function properly. This feature is especially useful when there is a temperature difference with external environments, such as warm water, and plays a crucial role in preventing leaks.
How do I choose the right cup size?
How do I choose the right cup size?
If your baby is new to straw cups, the shorter 200ml size is often easier for them to handle. For basic use like water or small quantities of liquids, 200ml is sufficient. If your child drinks more or if you plan to fill it with milk or other beverages, a 300ml cup is recommended.
