A multi-layer product such as a seal for use with a container for storing and dispensing consumer products is described. The seal includes a first layer (10) having pre-formed lines of separation (13) defining one or more first portions (12) and a second layer (20) having pre-formed lines of separation (23) defining one or more second portions (24). An adhesive layer (28) is between the first and second layers (10, 20). A release layer (29) is provided between the second layer (20) and the adhesive layer (28). At least part of the or each first portion (12) is fixedly secured to a respective one of the one or more second portions (24) at one or more securing locations, e.g., by ultrasonic welding (30) or by an area of the release layer that is absent, modified or coated so that each second portion (24) is directly adhered to the adhesive layer (29) or by means of the interposing release layer.
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