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Slime Smart Tube
Best heavy duty tube for commuters seeking reliable flat protection.
This heavy-duty tube is the ultimate insurance policy against the frustration of roadside flats. By combining a thicker, more durable wall with self-healing sealant, it trades a slight weight penalty for the peace of mind that you’ll actually reach your destination without stopping to patch a tire.
$9.99
at
Incycle Bicycles
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Slime Smart Tube Bicycle Inner Tube
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Who it's for
- Daily commuters who cannot afford delays from unexpected flat tires.
- Off-road enthusiasts navigating trails filled with thorns and sharp rocks.
- Casual cyclists seeking a simple, integrated flat prevention system.
Who should skip it
- Competitive racers who prioritize minimal weight and maximum climbing efficiency.
- Cyclists with high-pressure road wheels requiring specific Presta valve stems.
- Riders who frequently adjust tire pressure for varying terrain conditions.
Performance breakdown
Puncture Protection
Thick walls and pre-filled sealant make flats a rare occurrence.
Maintenance Ease
Removable valve cores make topping off sealant a straightforward task.
Weight Penalty
The heavy-duty construction adds noticeable rotating mass to your wheels.
Durability
Robust butyl rubber stands up to harsh daily commuting conditions.
Installation Simplicity
Heavier material is slightly stiffer but seats easily in the rim.
Reliability
Provides immense peace of mind for riders avoiding roadside repairs.
Key Specs
Weight
517 grams
Material
Butyl
Wall Thickness
3.6 mm
Valve Type
Schrader
Sealant Pre-filled
Yes
Puncture Protection
Seals punctures up to 1/8 inch (3mm)
Valve Core Removable
Yes
Wheel Diameter
20 inches
Tube Width Compatibility
1.75-2.125 inches
Valve Length
32mm
Know before you buy
Still have a question?
Ask Metto anything about the Slime Smart Tube before you decide.
