Command Medium Picture Mounting Strips, 12 pairs (Pack of 1) Adhesive Strips, White - Damage Free Hanging - For Pictures, Frames, Mirrors, Wall décor and Signs - Holds up to 5.4 kg :
3M Command Small, medium & large White Replacement adhesive strip (Holds)4.4kg, Pack of 16 | DIY at B&Q
Command Picture & Mirror Hanging Strips Large 1 8Kg For Hanging Pictures Pack of 4 Sets
Adhesive Double Sided Mirror Tape | tesa
Using Command Strips for Hanging a Mirror - The Morris Mansion