Based on this product's specifications, here are some alternatives and similar models
EM Group Thick-Walled Heat Shrink Tubing with Adhesive 72/22mm Black 1m
Summary description:
This EM Group thick-walled heat shrink tubing features an internal adhesive layer for superior sealing and protection. With a shrink ratio of approximately 3:1, it is designed for electrical insulation, cable jointing, and environmental sealing of connections. The 72/22mm diameter provides robust mechanical strength and moisture resistance, making it ideal for demanding industrial and outdoor electrical applications.