This is a rare vintage tin of X-Pandotite White Mortar-Like Cement, manufactured by the X-Pando Corporation of Long Island City, N.Y. This unique product is famous for its ability to expand as it sets, ensuring a tight fit for repairs and installations.

Features:
- Expands as it sets, will not shrink.
- Resistant to water, steam, heat, vibration, oil, soap, and alkali solutions.
- Can be drilled, tapped, ground, or polished once hardened.
- Suitable for bathrooms, kitchens, crack filling, anchoring bolts, and artistic casting.
- Can be colored by adding dry pigments or painted after hardening.

Condition: Vintage tin with some surface rust on the lid and bottom as shown in photos. Label is intact and legible. Net weight 1/2 lb.