© 2000 Manoj Chawla

Case Study

Shaving

© 2000 Manoj Chawla

Shaving

Requirements

Grooming

Look/Quality

Safety

Speed

Cost

© 2000 Manoj Chawla

Straight Blade

•Required constant sharpening

•Very unsafe to use/transport

•Difficult to use

© 2000 Manoj Chawla

Modularity

Component/Modularise the elements

Replace blades rather than whole instrument

Aim to avoid uneven wear between components

Reduces costs

© 2000 Manoj Chawla

Safety Razor

Single blade

Easier to use

Increases usability to home

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Barber Home

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Transition to bi & poly systems

1 Blade

2 Blades

3 Blades

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Single Blade

Fixed Head

Disposable

Double Blade

Flexible Head

Disposable

Double Blade

Flexible Head

Permanent Handle

Lubra-strip

Double Blade

Flexible Head

Permanent Handle

Lubra-strip

Gripped Handle

Triple Blade

Flexible Head

Permanent Handle

Lubra-strip

Gripped Handle

Wear Indicator

Grip Strip

Evolution of Product

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Advanced Features

Lubricating strip

Indicator of blade life

Grip strip

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Multiple blades

Fewer strokes

Less time

Less energy

© 2000 Manoj Chawla

Specific Need Travelling

Disposable razors Cheap blades

Plastic handles

One-time-use All-in-one kit

Bundling

Fully disposable

© 2000 Manoj Chawla

Evolution

Evolution of subsystems….

© 2000 Manoj Chawla

Increasing usability

Expansion of usage of technology

Women’s shavers

Use same blades with different handles