



A set of oral hygiene products designed for children from 4 to 9 years old to cultivate healthy oral habits with a playful experience.

Spark


Olina zhang
Product Designer

Shuxian Hong
Industrial Designer

Yi Ding
Product & Packaging Designer
Table of Content
-
Design For Children
-
Children's Dental Problems
-
Healthy Oral Hygiene Habits
-
Persona Profile
-
Design Goals
-
Pack Out Analysis
-
Life Cycle Assessment
-
Okala BOM Analysis
-
Sustainable Minds Analysis
-
Study Insights
Background Research
Market Trend
Source: earnestandethereal.com
Oral Care Market Size Projection
$ 58.9 Billion by 2027
Oral care has boomed due to Covid-19 and increased interest in elevated hygiene and aesthetic practices.

Current Issues

Environmental Pollution
2 billion plastic toothbrushes end up in landfills and oceans every year.

Dental Problems
Nearly 100% of adults have had at least one cavity.
User Research
Children From 4 to 9 Years Old
Why Design for Children

Establish healthy routines right from the start

Gain lifetime benefit for high-quality life

raise environmental consciousness from an early age
Children's Main Dental Problems
25%
of 5-year-olds in 2019 have had dental decay.
42%
children 2 to 11 have had dental caries in their primary teeth.
23%
of children 2 to 11 have untreated dental caries.
21%
of children 6 to 11 have had dental caries in their permanent teeth
Healthy Oral Hygiene Habits
How to Brush Correctly
Brushing 2 times / day
Brushing 2 min. / time
Floss every time after meal

45-degree at the end of teeth
2 to 3 teeth as a group - Brush vertically
Brush inside of teeth in the same way
Brush occlusal surface
Divide into 6 areas, brush all of them
Target Ages

4 - 5
6
8 - 9
Start teaching your child to brush his or her own teeth
Switch to adult toothpastes, introduce flossing into regimen
Unsupervised brushing/flossing, regular dental check-ups.
Persona Profile

Bonnie
Energetic, athletic, sweet tooth
Age: 8 years old
Hometown: Los Angles, CA
Family Relationship: Living with parents and a brother
Snack Preferences: fruits (especially bananas and mangos), chocolates, ice creams, etc
Eating Habits: 3 meals every day; fruits and chips for snack; milk before going to bed
Pain points

bad habits, bad teeth

bored with regular brushing

bored with regular brushing
Needs

develop the awareness of healthy oral hygiene habits

have fun brushing experience

guide children to perform oral hygiene properly
Design Goals
Based on previous research & analysis
01
Help children develop healthy oral hygiene habits.
03
Create an enriched and engaging brushing experience.
02
Guide children to perform oral hygiene properly.
04
Raise environmental awareness from young.
Impact Study
Research for reducing environmental impact

Pack out Analysis
In the beginning, we choose ——
Waterpik Completecare Sonic 9.0
as our object of impact study
What we learned
-
Most of the components are made out of PP plastic.
-
There are 23 different types of materials used in this product set.
-
Most parts are not designed to take apart easily.
Life Cycle Assessment
Okala BOM Analysis
Sustainable Minds Analysis


Study Insights
01
Over-exploitation of natural resources (petroleum, natural gas, etc.)
02
Manufacture process of plastic and electronic units contribute most greenhouse gas emissions and carcinogens.
03
Not designed for recycling and repairing, most materials end up in landfill and ocean.
Design Development
We aim to achieve the goals from ——
Environment
-
Reduce exploitation of raw materials.
-
Reduce carcinogens and toxic substances involved in manufacturing.
-
Reduce or eliminate waste.
Social Equity
-
Raise environmental awareness from a young age.
-
Help children develop healthy oral hygiene habits.
-
Low cost for entry
Economy
Create a circular economic system that could benefit a wide range of stakeholders.
Electric VS. Manual
-
Manual and electric toothbrushes appear to deliver similar outcomes when healthy habits are applied.
-
That means, both types require frequent replacement, and produce excessive plastic and electronic waste in their respective categories.

VS.

Ideations
Branding Guidelines
Main Materials

Osome Product Set

Toothbrush Set






Toothpaste




OsTime




System Diagram
Design for Producer Take Back & Behavior Change

Intro
For the Osome system, we aim to accommodate recycling, consumer behavior change, educational value, and community connections.
Osome prioritizes social and ecological components across all phases of production.

Tik Tok Channel


Peer Coaching in Tik Tok

Packaging

Retail Display (for individual sale)
Oral Product Set (for set package)


Prototype Showcase

Comparison

12
main materials

23
main materials
Osome LCA
Waterpik Product LCA

VS.

Summary
Overall, compared with a leading brand in the current market, Osome products can have a softer impact on the environment.
We simplify the manufacturing process, by reducing the types and amounts of plastic used in production. This has an additional benefit of reducing carcinogens produced during manufacturing.