Overview
- The 530ml Thirsti is on sale for £19.99 from a usual £29.99, with the 700ml reduced to £24.99 from £34.99.
- New TopCashback members receive a £15 bonus after a first qualifying purchase, bringing the effective price to £4.29, while existing members see about £19.29 with cashback tracking reported to appear within seven days.
- Ninja advertises triple‑layer vacuum‑insulated stainless steel that keeps drinks hot up to 12 hours, cold up to 24 hours, and ice for up to two days, plus a feature designed to preserve fizziness.
- Customer feedback cited in reports includes 500+ five‑star ratings, praise for a leak‑proof lid, dishwasher‑safe cleaning, and a wrist strap that some mobility‑aid users find helpful.
- Reviews are not uniform, with at least one buyer disputing the 12‑hour heat claim, while others report fizzy drinks staying carbonated for around six hours and some saying it outperforms pricier Stanley and Yeti options.