Iibhotile ze-PET ezimhlophe ezinogwebu, ezidityaniswe neepompo ze-polypropylene foamer, ziyindlela ecocekileyo necocekileyo yokupakisha uluhlu lweemveliso.Ezi mpompo zenza ugwebu zixuba ngokuchanekileyo ulwelo kunye nomoya ukuvelisa ugwebu olutyebileyo nge-stroke nganye, ngaphandle kokusetyenziswa kweziphehli zegesi.