There is a hollow center which is perfect for treats or peanut butter

Keeps water from freezing in sub-zero temperatures

Also contains botanical and essential oils of citronella

pull the 2 sections away from each other at the top of the oval to release them and open clasp

giving your cat something delectable to sink her teeth into at mealtime

Gallagher 1312' + 300' White Turbo Fence Wire Brand_EQUISTRO There is a hollow centerBest suited to distances more than 1 8 mi. where extreme power is required. Turbo Wire resistance is 209 Ohms mi. 40 times more conductive than standard Polywire. Nine mixed metal strands. UV stabilized and strong for longer life. Ultra white, clearly visible to animals. Better than standard poliwire or poli wire Suitable for: Sheep, Pig, Horse, Cow, Bull, Wildlife