Best quality adhesive available for your Xperia, when opening your phone for any reason its important to replace the adhesive seals to ensure your phone remains water tight.
Part: Sony Xperia Z2 bonding adhesive
Battery cover adhesive
Compatibly: Sony Xperia Z2 (not Z, Z1, Z3 or the Compact range)
Ensure your old adhesive is completely removed and the bonding surfaces are free from any dirt, dust or residue from and cleaning chemicals used
Struggling to remove your old adhesive? try applying some heat from a hair dryer, this will soften the adhesive - if you are still struggling you can apply a small amount of nail varnish remover directly on the old adhesive