Both boxsprings have 130 Bonell inner springs per m² for an ideal support of every type of mattress. The differences between them are the height and the fabrics. The hotel boxspring of 20 cm has upholstery of the Scott Collection. The hotel boxspring of 25 cm has upholstery of the Sahara Collection. If you would like to receive some colour samples, we can send them to you. And of course we can always provide you with some advice by telephone or e-mail.