Glass, also known as Ice, is light blue in color and the weakest material that the pigs use for their structures. Among the three kinds of blocks, this one can be easily broken by all kind of birds. Levels with these blocks are often provided with The Blues, as they are very good at breaking these blocks. It is suggested to multiply. The bird in front on the glass block to maintain the greatest strength of the bird. Most birds slow down when they hit glass, but Chuck slows down after only breaking one bit of glass.
- The Blues are very helpful on destroying glass, especially when "shotgunning" or better, when split.
- Strangely, Chuck is weak against glass, despite glass having a much weaker strength than wood & stone.
- Despite the game achievement referring to ice and the Mattel board game being called "Angry Birds: On Thin Ice," Rovio has revealed, via Twitter that the material is meant to be glass.
|Angry Birds||Glass • Wood • Stone • Grey Blocks|
|Angry Birds Seasons||Gold • Clouds • Snow • Ghost Blocks|
|Angry Birds Rio||Sand • Iron|
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