POWER REELS – Exercise Resistance Bands, Best Portable Fitness Product and Home Gym Workout Equipment, Build Stronger… $58.50 – $79.99 Make sure this fits by entering your model number. CONSTANT RESISTANCE – Keeps muscles working through the entire exercise for faster results. More effective than boring resistance bands and dumbbells. 3# (Yellow) a great place to start. 5# (Blue) is the most versatile POWER REELS. 8# (Red) is deceptively challenging. MULTI-DIRECTIONAL MOVEMENTS – Train at precise angles and engage muscles more naturally.