Brand: World Products (Landmark)
SKU: dcd-30003369159
Price: $41.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Vendor: World Products
Weight: 300 g
Cart URL (default variant): https://landmarks.builders/cart/49810454380783:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/m4x-10001191530
JSON data: https://landmarks.builders/products/m4x-10001191530.json
This product comes in 1 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.
Tennis Serve Whip Flexible Design Sports Training Equipment Easy Preparation
| Type | Trainer |
| Sport/Activity | Volleyball |
| Age Group | Child |
| Best for | Technique |
| Features | Portable |
| Model | Tennis Serve Practice Whip |
Summary: Tennis Serve Whip Improves Timing Forehand Backhand Coach Weighted Head. 厂家直供 量大优惠! 一手货源,拍下即可发货。 网球发球动作要求像甩鞭子一样放松。网球发球练习鞭针对发球动作和网球拍的特点,让球员放松地练习,体会,提高正确的发球动作,形成正确的发球动作肌肉记忆性。是一款十分有效的发球辅助工具。帮助练习者了解发球过程中动力链的各个发力顺序,体会整个发球动作。 快速掌握发球各动力链环节的发力顺序,适发球动作更加流畅。 练习鞭的把手的形状根据真实网球拍柄设计,同时在拍柄上设计有V形突起印记帮助使用者快速掌握正确的发球握拍! 握拍手的糊口(拇指和食指形成的V形)对准练习鞭把手上的V形印记即可。 轻松自然地练习发球动作中的前臂外旋动作(手臂内旋pronation) 摆出练习1中所提到的奖杯动作,向上挥动练习鞭,待持拍手完全向上伸展后停止运动,练习鞭头部加重的球会继续运动,并带动手掌和前臂做外翻动作(pronation)。注意练习时手臂要放松。 当开始向前挥拍时,转动非持拍手1)在身体前方左侧接住练习鞭中部2)非持拍手不去接练习鞭,这是如没有充分地转体做减速挥拍,鞭子上的球很容易打到自己。练习反手时也要充分
Generated by: m4x-map-v1
This product has 12 imagesin catalog.None have AI-generated visual descriptions yet. All image URLs are in the Product JSON-LD above.
This product can be added to cart via a single URL. Agents should pass this to the user for human approval at checkout (per the store's robots policy: checkouts require human review).
Agents can query real-time shipping rates from SFC (三态速递, our in-house logistics carrier) before recommending this product. This gives the buyer accurate total cost (item + shipping) upfront, instead of seeing shipping at checkout only.
POST https://wp-sfc-carrier.htfu.workers.dev/application/json
{
"rate": {
"origin": {"country": "CN"},
"destination": {
"country": "US",
"postal_code": "95014",
"province": "CA",
"city": "Cupertino"
},
"items": [{
"name": "Tennis Serve Whip Flexible Design Sports Training Equipment Easy Preparation",
"quantity": 1,
"grams": 300000,
"properties": {
"_length_cm": "60.0",
"_width_cm": "8.0",
"_height_cm": "8.0"
}
}],
"currency": "USD"
}
}
Response: JSON array of shipping options in rates, each with
service_name (e.g. "Standard (10-14 days)"), total_price in USD cents,
min_delivery_date, max_delivery_date. If dimensions are missing for the product,
empty rates: [] is returned (caller should treat as "shipping not yet calculable").