哪款陶瓷茶壶在茶叶手冲类别中保温效果最佳？

The Brown Betty Teapot is a traditional English ceramic teapot made from red terracotta clay and finished with a Rockingham glaze. Its rounded design is intended to promote even tea infusion and help retain heat, making it suitable for everyday tea drinkers and enthusiasts who enjoy loose-leaf tea.

This black ceramic teapot has a 600 ml capacity, a large infuser basket, and a non-drip spout for clean pouring. It suits loose-leaf tea drinkers who want to brew up to three cups in a simple, dishwasher-safe teapot.

The Shamila Ceramic Teapot has a 1.2 l capacity and an integrated strainer for brewing loose-leaf tea. Its generous size suits individual tea drinkers, couples, and small gatherings.

This 460ml teapot is made from heat-resistant glass with an integrated strainer in the lid for easy brewing and pouring. Its transparent body and comfortable glass handle suit tea drinkers who want to watch the leaves infuse and prepare one or two servings.

This compact ceramic teapot holds 530 ml and includes an extra-fine 0.3 mm stainless steel infuser for fine loose-leaf tea and tea bags. Its permanently attached hinged stainless steel lid and stackable design make it well suited to everyday home use, cafés, and restaurants.

This teapot is a covered, 44 oz Fiesta design made from fully vitrified lead-safe china with a color glaze. The spout is re-engineered to reduce drips when pouring, and the handle and lid are redesigned for a comfortable pour and a more secure lid fit. It's dishwasher, oven, and microwave safe (not for stovetop use).

这款Fusion Teas双层玻璃茶壶采用硼硅玻璃制成，采用双层结构有助于让茶更久保持热度。它配有超细不锈钢网状滤网，且可用洗碗机清洗。文中将硼硅玻璃描述为耐用，并且具有耐热冲击性能。

This handcrafted stoneware teapot has an ivory wax-resist glaze, hand-painted floral artwork, and a butterfly motif. It suits tea lovers who value decorative cottage-style serveware and a generous 32 oz brewing capacity.

The IngenuiTEA is a 450 ml BPA-free plastic loose-leaf tea brewer with a built-in filter and gravity-driven valve that releases clear tea directly into a cup. Its dishwasher-safe design and compact size suit individual tea drinkers, home use, and office brewing.

The Bodum Assam Tea Press is a 1000 ml teapot made from heat-resistant borosilicate glass, with a stainless steel infuser and press mechanism that stops brewing at the desired strength. Its ergonomic plastic handle and dishwasher-safe design suit loose-leaf tea drinkers who want to serve several cups from one pot.

This compact 230 ml earthenware kyusu has a distinctive brown ash-glazed finish and is designed for brewing delicate tea leaves. Its single-serve size suits individual tea drinkers, travel, and focused tea-pour-over preparation.