Large Garden Cloche Plant Cover (10 Pack) - Protect Vegetable Plants, Herbs, & Garden Flowers From Frost, Insects, Pests, and Cold Weather. Greenhouse Warmth & Chemical Free Plant Protection 10 Pack of 13" Diameter, 12" High Cloches. Lightweight, extremely durable and includes a fully adjustable air vent. Transparent UV protected PVC construction - Elegant bell shape promotes even air circulation. Three ground pegs included. Provides a protective barrier against frost, snow, hail, wind, insects, hungry animals. Protects while allowing plant to receive sunlight and greenhouse-like warmth. Helps plants retain moisture and encourages early growth.