The Ona Block 170g is a compact and convenient odour neutraliser designed for small spaces. Using the same trusted Ona formula, this solid block works by eliminating odour molecules rather than masking them, making it ideal for discreet and effective smell control. Simply remove the lid or place the block in a vented container, and Ona will get to work, providing long-lasting freshness wherever itβs needed. Available Scents: π Apple Crumble π§Ί Fresh Linen π Fruit Fusion πΏ Lemongrass βοΈ Polar Crystal π’ Pro (unscented professional strength) π΄ Tropics Key Features: Handy 170g odour-neutralising block Perfect for small rooms, cupboards, grow tents, cars, offices, and more Long-lasting and easy to use β just peel back the lid Safe, plant-based formula β non-toxic & effective Portable and discreet odour control Ideal For: Small grow tents / cupboards Cars & vans Bathrooms / offices Utility spaces & storage cupboards Anywhere you need compact, low-maintenance odour control