Rose Dougo Workshop - preserved flower - combine 2 roses to 1 

Hi can you tell me how I can preserve these roses at home please

Rose Dougo Workshop preserved flower - combine 2 roses into 1 large blooming rose A 11:11 minutes video showing the technique of : - how to combine 2 roses into 1 large blooming rose - compare the finished size with the original size - compare the size with the same blooming technique which used 1 rose only

geezz.... u've done it terribly