Resistance:
Level 1 - White (Very soft)
Level 2 - Yellow (Soft)
Level 3 - Blue (Medium)
Level 4 - Red (Hard)
Level 5 - Black (Very hard)
Resistance:
Level 1 - White (Very soft)
Level 2 - Yellow (Soft)
Level 3 - Blue (Medium)
Level 4 - Red (Hard)
Level 5 - Black (Very hard)