Loke Battlemats are a UK publisher of spiral bound grids for games. I think their products are great and relished the chance to have a chat.
Giant Book of CyberPunk Battle Mats - Product Showcase
An RPG Map for any encounter at your fingertips in a book that travels with you. Opens to create huge RPG encounter maps The maps are wipe clean and
Loke Giant Book of Battle Mats Volume 2
Loke BattleMats: Home
The Armory Ep. 017: Giant Book of Fantasy Battle Mats (New & Revised) by Loke Battle Mats
We have revised our iconic Giant Book of Battle Mats which now boasts 62 brand new maps! All new maps, same great format! A map for any fantasy RPG
Giant Book of Battle Mats Revised by Loke
Loke BattleMats: Home
Elder Brain 5e: An In-Depth Guide - Creative Game Mechanics
Loke BattleMats: Giant Book of Sci-Fi Battle Mats
Giant Book of CyberPunk Battle Mats - A3 (12x16) – Loke BattleMats
Giant Book of CyberPunk Battle Mats - A3 (12x16) – Loke BattleMats
Unboxing: Revised Big & Giant Books
The Armory Ep. 017: Giant Book of Fantasy Battle Mats (New & Revised) by Loke Battle Mats
Giant Book of CyberPunk Battle Mats - A3 (12x16) – Loke BattleMats
The Map Library – A Huge Box Set of RPG Battle Maps by Roll & Play Press — Kickstarter