Tannus Armour Tyre Insert - 20 inch - 3.0-4.0 Inch YGroup_7421014868013 MIPS - Multi-directional Impact Protection

MIPS - Multi-directional Impact Protection System - allows the helmet to rotate on your head slightly during heavy impacts

Cons: Hardly any impact protection

Light on ounces and heavy on capability

Ideal for cross country riders on hardpack or loose over hard surfaces

Neck: round neck

Tannus Armour Tyre Insert - 20 inch - 3.0-4.0 Inch YGroup_7421014868013 MIPS - Multi-directional Impact ProtectionThe Tannus Armour Tyre Insert is the ideal solution if you are running tubes and want some bomber puncture protection as well as increased ride quality. Who's this item for: DH, Enduro, and Trail bike riders running tubes who are hard on tyres and get lots of flats! Tubes Tubeless: This system has been designed to be used with tubes. Tannus recommends these sized tubes with their inserts: 2. 0 2. 5" insert: 1. 75 2. 1 tube 2. 6 3. 0" insert: 2. 0" 2.