Pack of 100 Waterproof Plastic Gardening Flower Label Signs (Grey, Approx. 5 x 7cm (L*W)) Size: Approx. 5 x 7cm (L*W)/3.6 x 2.5cm (L*W) Durable, plastic plant labels or tags. Easily cleaned with household cleaner for reuse. These plastic plant tags are waterproof and will not brittle and snap like most plastic tags. They will not rot as wooden tags do either.