Shop › Invisible Magnetic fastener button round, 1 pair Image 1 of 1 Invisible Magnetic fastener button round, 1 pair €5.80 This magnetic fastener can be used inside the fabric for pouch, bag closure etc.sale unit: 1 pair, size:10mmref. 59956 Add To Cart Added! This magnetic fastener can be used inside the fabric for pouch, bag closure etc.sale unit: 1 pair, size:10mmref. 59956