no rattling

【PLEASE CHECK THE SIZE】- The 12'' bike is designed for children 2 - 4 years old or 33-37 inches tall

The adjustable waist sizing straps give you room to tighten the waistband once the shorts are on

Mounting strap is suitable for all types of riding

S1 Pro Re-Caps come equipped with high grade mail velcro so that you can easily install them to your knee pads

Know Pain Know Gain - Bicycle Headset Cap Color:Blue no rattlingKnow Pain Know Gain Bike Headset Caps If we didn't know the pain, we'd never know the gains. Every drop of blood, sweat, and tearsthats what it takes to make a dream come true. What doesnt kill you only makes you stronger, and thats how we know the gain. Remember that the next time you're lying in that warm, cozy bed. Get up, get out there, and get some. Know Pain, Know Gain bicycle headset cap, featuring a bold design for those who push boundaries.