2 heat-resistant (an egg is beaten in the jar and sealed in boiling water), in English porcelain (Royal Worcester). Decorated with floral motif (Bournemouth Spray Florals). Height without lid approx. 6.5 cm. With lid approx. 9cm. Each suitable for 1 egg. The egg boilers were acquired around 1975, but never used and in perfect condition. In the original packaging with instructions and recipes.