Exhibit 3

JOINT FILING AGREEMENT

Pursuant to Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned agree that the Statement on Schedule 13D to which this exhibit is attached is filed on behalf of each of them.

Date: November 9, 2017

CONSTANTIA FLEXIBLES HOLDING GMBH
/s/ Martin Schneeweiss Name: Martin Schneeweiss
Title: Attorney in Fact
CONSTANTIA LUX S.À R.L.
By:	/s/ Charles Krombach
	Name: Charles Krombach
	Title: Authorized Signatory
By:	/s/ Jean-Yves Hémery
	Name: Jean-Yves Hémery
	Title: Authorized Signatory
CONSTANTIA LUX PARENT S.A.
By:	/s/ Charles Krombach
	Name: Charles Krombach
	Title: Authorized Signatory
By:	/s/ Jean-Yves Hémery
	Name: Jean-Yves Hémery
	Title: Authorized Signatory
WENDEL SE
By:	/s/ Caroline Bertin Delacour
	Name: Caroline Bertin Delacour
	Title: Authorized Signatory
WENDEL PARTICIPATIONS SE
By:	/s/ François de Wendel
	Name: François de Wendel
	Title: Authorized Signatory