If you find The Shakti Mat you ordered is too light, or too intense, you may exchange it for another Mat provided the goods are in the same condition as when you received them*. When returning the Mat, include a note with your name and order number, as well as the item you wish to exchange for (this item must be of equal product value). We will then send out the exchange product within 10 working days of receiving it back, provided it is in stock.Exchange address:ShipSmartAttn: Shakti Mats B.V.De Koumen 1006433 KEHoensbroekNetherlands