Add Spell Effect - Pass without Trace

This item is to replicate the effects of the Pass without Trace spell. Simply equip it when the spell is cast and unequip it when it ends. Spell details: A veil of shadows and silence radiates from you, masking you and your companions from detection. For the duration, each creature you choose within 30 feet of you (including you) has a +10 bonus to Dexterity (Stealth) checks and can't be tracked except by magical means. A creature that receives this bonus leaves behind no tracks or other traces of its passage. DURATION CONCENTRATION 1 HOUR

Notes: Bonus: Stealth