All of these will change the messaging when your item flares proc. They don't add flares, your item must already have the appropriate flare, this just changes the look of the flare.
For example, here is what the grapple flares look like: ** Ebon-striped and ethereal, a silver-bearded dragon eel bursts from your diamond-studded gloves and explodes into a fenghai! **
500k each
Below is the analyze info from each type.
Your vellum is of the Ghezresh Custom Flare Messaging variety and has a flame-wreathed dragon eel Custom Flare Messaging. Using it will give a weapon or armor that already has fire flare on it the customized messaging.
Your vellum is of the Ghezresh Custom Flare Messaging variety and has an icicle-wreathed dragon eel Custom Flare Messaging. Using it will give a weapon or armor that already has cold flare on it the customized messaging.
Your vellum is of the Ghezresh Custom Flare Messaging variety and has an electricity-wreathed dragon eel Custom Flare Messaging. Using it will give a weapon or armor that already has electricity flare on it the customized messaging.
Your vellum is of the Ghezresh Custom Flare Messaging variety and has a fanged ethereal dragon eel Custom Flare Messaging. Using it will give a weapon or armor that already has plasma flare on it the customized messaging.
Your vellum is of the Ghezresh Custom Flare Messaging variety and has a spine-maned dragon eel Custom Flare Messaging. Using it will give a weapon or armor that already has vacuum flare on it the customized messaging.
Your vellum is of the Ghezresh Custom Flare Messaging variety and has a silver-bearded dragon eel Custom Flare Messaging. Using it will give a weapon or armor that already has grapple flare on it the customized messaging.
Your voucher is of the Ghezresh Custom Flare Messaging variety and has rotating Custom Flare Messaging. Using it will give a weapon or armor that already has a Bless, Consecration, or E-Bladed flare on it the customized messaging. Never used this one, not sure what it looks like but this is what the analyze says.