ELASTOCOL Stick is comprised of a proprietary blend of SBS polymers, solvents and additives used to increase adhesion when using self-adhered SBS membranes. Elastocol Stick Primer is a SBS polymer based primer for use in approved multi-ply membrane and flashing assemblies. ELASTOCOL Stick may be applied to gypsum, masonry, metal, wood and SOPREMA mineral aggregate surfaced membranes.