These tumbles are approximately 2.5cm x 1.5cm.
Tumble stones are probably the most versatile of all Crystal shapes. They are perfect for pockets, purses and under pillows.
Tumbles can be used around the house in grids for happiness, peace or positivity among many more. the list is endless, just check the attributes of the stone against what you want, put one or two in each corner of a room and let them do the rest.