The SuperSlick trombone slide kit contains everything you need to keep you instrument in the best condition with a smooth quick slide. The cream provides a butter smooth, silent slide action and the pocket fine mist sprayer keeps travel in tip top condition. The superslick silicon plus slide additive enhanses the cream action. All round the must have for all trombonists; . Model sssl-kt. Batteries (not included). Size H4, W10, D17cm. Maximum weight capacity 0.07kg. Manufacturers 2 year guarantee.