Adds +1 to Dexterity (thus, depending on prior Dexterity score, adding either 0/+1 To Hit with ranged attacks, either 0/+1 to AC, and either 0/+1 to Reflex saving throws)
If the wearer is a monk or ranger, gain a total of +2 to Dexterity (thus adding +1 To Hit with ranged attacks, +1 to AC, and +1 to Reflex saving throws)