Related Clues:
- Hourglass trickler
- Grains at the shore
- Beach feature
- Hourglass bits
- "___ of Iwo Jima"
- Castle material
- Type of castle
- Beach castle material
- Volleyball surface, at times
- Shore grains
- Green finally absorbed by blue to become greyish-yellow
- Beach towel grains
- Beach formation
- Dune make-up
- Sex on the beach component?