- I-ERGONOMIC DESIGN - Idizayini yesithupha ye-Keystone inikeza ukunethezeka okuphezulu, ukuthungwa okuqinisiwe okungeziwe, nobuciko obuthuthukisiwe
- UHLU LOKUSETSHENZISWA - Amagilavu esikhumba e-Deerskin afaneleka kakhulu emsebenzini wokuhuzuka kancane njengokufulela, ukulungisa, ukudubula, ukushayela, ukulima, ukusebenzisa ithuluzi lamandla/ithuluzi lesandla, ukusebenza kwemishini, nokunye!
- OKUNETHULUKO: Idizayini yesithupha ye-Keystone yengeza ukuthambekela nokuguquguquka, kuyilapho i-Gunn cut ibeka umthungo endaweni yesandla yemvelo, ikhulisa ukunethezeka okuphelele.