Another sippy cup question

[TwoBees]

What sippy cups do NOT have a bite valve but are still relatively leak-proof. Other than Take & Toss, which we already have,

[mikala]

My kids liked this one: http://www.amazon.com/Vital-Baby-Toddler-Straw-Ounce/dp/B00440CZUK/ref=sr_1_16?s=baby-products&ie=UTF8&qid=1419644539&sr=1-16&keywords=Baby+straw+cup