Normal glass block has a bug. When a player is holding an glass block(normal) it has a bug when a another player saw the player holding the glass block its other side of it is has a bug when the player saw it the player holding the glass the player's part of he's skin is invisible while holding it. Skins aren't aswell even blocks like torch,lantern,flower,campfire,etc...
Thank you for your report!
We're actually already tracking this issue at MCPE-55631, so I will resolve and link this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
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