Insulates battery terminals which have in-line dual posts or similar such as our product https://www.bimblesolar.com/battery-terminals-m8-pair

• Suitable for top-mount, dual-post marine batteries
• Meets requirements of ABYC Small Craft Section E-9, USCG 33 Subpart I, and ISO 10133 for preventing accidental grounding of battery terminals
• Secure with cable tie (cable tie not included)
• Suitable for use in environments up to 105°C
• Includes one black and one red insulator