250cc [double-layer cup made to order] Squirrel handmade double-layer cup heat insulation not hot glass righteousness

Please click [Contact Designer] to remark the engraving content (Chinese, English, Japanese and Korean numbers are acceptable) Brand: MSA GLASS ENGRAVING designer hand-carved Material: hand-made glass products/manual blown high borosilicate glass Heat resistance: instantaneous temperature difference -20℃ to 150℃, expansion coefficient 3.3 Size: Cup diameter 8.3cm x height 9cm, bottom diameter 5 cm (manual measurement) 250cc Scope of customization: squirrel picture + one sentence (Special customization is quoted separately according to the complexity, welcome to provide customized drawings) Note: Hand-blown glass has slight differences in size, shape, weight and thickness. The small bubbles on the cup body and the knots on the bottom of the double-layer cup are required for craftsmanship. It is a normal phenomenon. Please pay attention to these characteristics before ordering. Or customer service consultation to avoid minor misunderstandings or disputes Special reminder for double cup 1. Hand-blown glassware has individual tiny bubbles, flow marks, and hand marks, etc. Non-defective products! 2. The slight differences in roundness, height, radian, etc. are common in the same style of products, which is a reasonable phenomenon, which is all caused by pure manual craftsmanship. This point is also the key to distinguish between artificial blown and machine-made products! 3. The value of manually blown glass is generally 8-10 times higher than that of automatic production line utensils. The artificial blown products produced under the premise of reasonable control have unique special value. 4. Due to the double-layer design, there is a vent at the bottom of the cup, which is not a product defect, and this vent is sealed with a special material to ensure that water does not enter the double layer (do not soak in water for a long time) due to the bottom of the double-layer cup Adhesive spots are traces of normal craftsmanship and are not defective or quality problems. Pay attention to protecting this spot during use. 5. It is recommended to use rinsing when washing. Do not soak the bottom of the cup in water for a long time to avoid double-layer water or steam. 6. When washing, do not scrub the vents so as not to cause penetration damage. In view of the above tips, any double-layer water ingress caused during use cannot be returned or replaced. Please make a purchase after understanding. Origin/manufacturing method MSA GLASS ENGRAVING