The Orginal Scout grinder range made from the finest machined solid aerospace quality aluminium in the USA will last a lifetime. The Top Compartment - Specially designed milled out pins with an embedded magnet lid, place your bud in and close the lid and turn which will shred your herb perfectly. The Bottom Compartment - Is a screw on storage container, perfect to keep your ground herb fresh. Space Case for sure have dominated the quality grinder market and still are known to have the highest quality grinders even though there are so many copies on the market for some reason the competition cannot come with up there own ideas. PLEASE BEWARE OF COPIES ALL ORIGINALS WILL HAVE SPACE CASE ENGRAVED ON THEM