Not only do the RMC Ox-Yoke Magnum EC-View Black Powder Speed Shells prevent your powder from getting wet, but you can see your loads. Holds up to 150 gr. of powder or three 50 gr. pellets or bullets. Sold in packs of 3. FeaturesHolds up to 150 grains of powder or (3) 50 grain pellets3 PKVisible constructionPrevents moisture from reaching the loads