Number of layers:

45 width [2021]]

50 width [2022]]

55 width [2023]]

60 width [2024]]

65 width [2025]]

70 width [2026]]

Color:

One layer [installation-free/folding design]]

Two-layer [installation-free/folding design]]

Three-layer [installation-free/folding design]]

Four-layer [installation-free/folding design]]

Five layers [installation-free/folding design]]