Lightweight Hardening Bracers of Meditation (Neo)

Magical item:

Lightweight Hardening Bracers of Meditation.

These bracers weigh less than a feather apiece and provide a number of bonuses: a +10 physical damage resist bonus, +10/minute mana regeneration and, on mental command, can change the user's weight to be 0-300% of normal.

Reference
Chapter 192 "The Sneak King"