Included are (4) Fox Live Valve Solenoid Shipping Protectors that we can ship to you in advance of sending your shocks in for tuning. Repairing damaged solenoids can cost up to $500/shock if solenoids are damaged, so this is a cheap option to protect your shocks in transit. Base shipping is USPS Priority Mail if they are needed to be expedited, shipping charges will be additional. These will only fit the Live Valve Solenoids.