Patent ID: 8763831

Claim:
A reusable bottle cap system comprising: a bottle cap portion comprising: a stem portion about a vertical axis; and a flanged ring portion about an upper end of the stem portion, wherein the stern portion further comprises a plurality of successive U-shaped grooves along a length thereof, the U-shaped grooves forming a crest and a trough, the crest between two adjacent troughs forming a pointed edge, further wherein an exterior of the stem portion comprises a slight taper from the upper end at the flanged ring portion to a bottom end, the reusable bottle cap system further comprising a bottle cap cover to house and enclose the stem portion, the bottle cap cover further comprising: a crown at a top end thereof; a mid-portion comprising a surface having a convex shape; and a mouth having a lip wherein the lip comprises a groove, the groove configured to mate with complementary structure of the bottle cap, wherein the bottle cap cover is designed to keep the bottle cap free from dirt and debris when not in use.