From wow.incgamers.com

Statistics

• This skill requires the Ice Block Talent

Talent Improvements

Frost Tree

Talent: Ice Block Talent
Effect: You become encased in a block of ice, protecting you from all physical attacks and spells for 10 sec, but during that time you cannot attack, move or cast spells. Also causes Hypothermia, preventing you from recasting Ice Block for 30 sec.
Statistics: N/A

Talent: Cold Snap Talent
Effect: When activated, this spell finishes the cooldown on all Frost spells you recently cast.
Statistics: N/A

Talent: Ice Floes
Effect: Reduces the cooldown of your Cone of Cold, Cold Snap, Ice Barrier and Ice Block spells by a %.
Statistics: Rank 1 = 10%, Rank 2 = 20%.

Threat Level

This skill causes no amount of Threat.

Uses in PvP

Please feel free to add a bullet list of uses within PvP or editorial if you have more to say. What use is it against other builds, what skills can it be used to counteract or prevent. What skills does it work well in combination with.

Uses in PvE

Please feel free to add a bullet list of uses within PvE or editorial if you have more to say. Which creatures/bosses in particular is it useful against. What skills does it work well in combination with.