Based on this product's specifications, here are some alternatives and similar models
Heat shrink tube MACLEAN MCTV-534 10 mm diameter, 5 m length
Summary description:
Heat shrink tube MACLEAN MCTV-534, 10 mm nominal diameter and 5 m total length, designed for insulating and protecting cable joints, wiring looms and connectors. Provides mechanical protection and electrical insulation when heated to contract around cables. Suitable for general cable management, repair, and moisture resistance in household and light industrial applications.