Garden Cloche Tunnel Plant Cover (3 Pack) - Cold Frame and Greenhouse Warmth for Frost Protection of Vegetable Plants, Herbs, & Garden Flowers 3 Pack of 20.5" Length, 10.25" Width, 7.5" Height Tunnel Cloches. Lightweight and extremely durable Transparent UV protected PVC construction - two fully adjustable air vents promote even air circulation Provides a protective barrier against frost, snow, hail, wind, insects, hungry animals Protects while allowing plant to receive sunlight and cold frame and greenhouse-like warmth Helps plants retain moisture and encourages early growth