If you're partial to an aperitif before dinner - and want to be able to mix it in the comfort of your own home - our Thirlmere Cocktail Shaker will rise to the occasion The Thirlmere collection is handmade in England using the finest handblown 24% lead cut crystal that has a ...If you're partial to an aperitif before dinner - and want to be able to mix it in the comfort of your own home - our Thirlmere Cocktail Shaker will rise to the occasion The Thirlmere collection is handmade in England using the finest handblown 24% lead cut crystal that has a satisfyingly solid, weighty feel and a flawless clarity and brilliance when held up to the light. The exquisite diamond pattern is carefully etched in by hand by skilled craftsmen.