EQII players who qualify can claim a pet and a potion.

On Tuesday, January 18, qualifying EQII and EQ2X accounts who have met the requirements for Velious Winter Rewards will find a new bag in their /claim window which contains two new items; an Ice Wolf Pup and a Superior Potion of the Advanced.

The potion grants a 100% experience bonus to Adventure, Tradeskill and AA experience for two hours.  The wolf pup is a tiny cosmetic pet version of the Ice Wolf Mount that is a February Velious Winter Reward.

To qualify for the January rewards players must have an active paying subscription in good standing or an Extended Gold or Platinum Membership on January 17, 2011.

source:  EQII Players

UPDATE: Due to a delay, these rewards will be given out on Wednesday, January 19th.