Based on this product's specifications, here are some alternatives and similar models
Thermal base layer set Odlo Fundamentals Performance Warm Set Long — dark sapphire, size XXL
Summary description:
Thermal base layer set Odlo Fundamentals Performance Warm Set Long in dark sapphire, size XXL. Designed as a two-piece long-sleeve and long-leg base layer, it provides core insulation and moisture management for cold-weather activities. Suitable for layering under outerwear during skiing, hiking, cycling or everyday winter use where thermal regulation and comfort are needed.