Positive reinforcement should be given the moment your dog obeys a command.  

Use this treat bag to help communicate 'Good Dog!'  Fill with your dog's favourite treats (not included)

Velcro fastening for attaching to your belt or bag

Drawstring fastening

'Fill your bag with treats, hang it onto your belt, and let the training begin!'

Approximate Dimensions - 

10cm W x 11cm H