Isikrini sesi-polyurethane leShandong Tonda sibiwe ukuba libe lapho lokuhlola kakhulu, njengeminingi, uphawuli lwamagunya nokuphucula. Ikhethwe ngokulandelana ngesi-polyurethane esikhangelini ngenani leShore D 85–95, ububeke ukulinganisa amagama omncane kunye namagunya engcono njengesayintsha nomgomo. Isikrini sakhe sibuyekezwa nge- micro-textured finish ukususa umoya okanyeza nokubhekiselela ukungabekwe imigomo, uzame ukufaka isikhatsi esidingeni ngokuqinileyo ngokushesha kakhulu phakathi komlilo wesayintsha. Ngenani lesi-40–60%, uhlobene ngenkulelo yokuthuthukisa umlayezo wamagunya ngokubizwa nokuhambisana nokugcina izigaba zomgomo. Bonisa nethu ukuze usicopheleye i-data yamalayezi yesayintsha yonke amaxwebhu akho.