Based on this product's specifications, here are some alternatives and similar models
Silicone baking tin KingHoff 27.5×14.5×6.5 cm, rectangular loaf pan
Summary description:
Silicone baking tin by KingHoff, dimensions 27.5×14.5×6.5 cm. Flexible, non-stick rectangular loaf pan suitable for cakes, breads, meatloaf and chilled desserts. Heat-resistant and easy to demould, dishwasher-safe and convenient for storage due to pliable material. Designed for home baking and small-batch professional use.