These Network Cables boots are much larger than regular CAT5e / CAT6 Boots and will fit easily over thicker network cable such as Pure Copper CAT6 or CAT7 and CAT8 Cable

Thicker / Wider Network Cables below commonly used with these boots

100 Meter CAT6 Roll | Pure Copper Gigabit STP Ethernet Network Cable

100 Meter Roll CAT6 STP CCA Gigabit Ethernet Network Cable

Price per Meter | CAT7 Network Cable SSTP Pure Copper Ethernet Cable

305 Meter Roll | SSTP CAT 7 Cable Pure Copper Ethernet Network Cable

Price per Meter | CAT 6 STP Pure Copper Gigabit Ethernet Cable

100 Meter Roll | CAT7 SSTP Cable – Pure Copper Ethernet Cable

These RJ45 Connectors are commonly used with the Larger Boots

Shielded eZ RJ45 CAT6/CAT7 Network Connector | Push Through Crimp with Loadbar and External Ground

https://www.hdcabling.co.za/product/cat7-shielded-connector-boot-insert-22-24awg-cable-up-to-0-62mm-conductor/

Shielded RJ45 Connector for CAT5e / CAT6 Cable + Boot for 23-26AWG Cable

CAT6 / CAT7 RJ45 Unshielded Connector + Insert for 23-24AWG Cable