Tide Pool 4" Take a (Day) Dream Beach Vacation Anytime You Want Just shake this glass orb like a snow-globe and you'll be instantly transported to the beach of your dreams! Measuring 4" in diameter, this tidal-pool-in-a-glass re-creates a shallow sea environment simulating the tide rushing in and out over a sandy shore. Loaded with sand and sea shells, this serene desk top ornament is sure to help you drift off and relieve the pressure off any stressful work day. Contains sea shells, sand and paraffin oil.